diff --git a/doomsday/client/include/m_profiler.h b/doomsday/client/include/m_profiler.h
index 0ce5ba8e59..93d1382a4c 100644
--- a/doomsday/client/include/m_profiler.h
+++ b/doomsday/client/include/m_profiler.h
@@ -44,7 +44,7 @@ typedef struct profiler_s {
 # define END_PROF_TIMERS()  ,NUM_PROFS }; static profiler_t profiler_[NUM_PROFS];
 # define BEGIN_PROF(x)      (profiler_[x].startCount++, profiler_[x].startTime = Timer_RealMilliseconds())
 # define END_PROF(x)        (profiler_[x].totalTime += Timer_RealMilliseconds() - profiler_[x].startTime)
-# define PRINT_PROF(x)      Con_Message("[%f ms] " #x ": %i ms (%i starts)\n", \
+# define PRINT_PROF(x)      Con_Message("[%f ms] " #x ": %i ms (%i starts)", \
                                 profiler_[x].startCount? profiler_[x].totalTime / \
                                 (float) profiler_[x].startCount : 0, \
                                 profiler_[x].totalTime, profiler_[x].startCount)
diff --git a/doomsday/client/src/audio/audiodriver.cpp b/doomsday/client/src/audio/audiodriver.cpp
index a2cb0c3ba9..4e4fa39605 100644
--- a/doomsday/client/src/audio/audiodriver.cpp
+++ b/doomsday/client/src/audio/audiodriver.cpp
@@ -164,7 +164,7 @@ static boolean loadAudioDriver(driver_t* driver, const char* name)
         }
         else
         {
-            Con_Message("Warning: loadAudioDriver: Loading of \"%s\" failed.\n", name);
+            Con_Message("Warning: loadAudioDriver: Loading of \"%s\" failed.", name);
         }
     }
     return ok;
@@ -193,7 +193,7 @@ static audiodriverid_t identifierToDriverId(const char* name)
     {
         if(!stricmp(name, driverIdentifier[i])) return (audiodriverid_t) i;
     }
-    Con_Message("'%s' is not a valid audio driver name.\n", name);
+    Con_Message("'%s' is not a valid audio driver name.", name);
     return AUDIOD_INVALID;
 }
 
@@ -417,18 +417,18 @@ void AudioDriver_PrintInterfaces(void)
 {
     int i;
 
-    Con_Message("Audio configuration (by decreasing priority):\n");
+    Con_Message("Audio configuration (by decreasing priority):");
     for(i = MAX_AUDIO_INTERFACES - 1; i >= 0; --i)
     {
         audiointerface_t* a = &activeInterfaces[i];
         if(a->type == AUDIO_IMUSIC || a->type == AUDIO_ICD)
         {
-            Con_Message("  %-5s: %s\n", a->type == AUDIO_IMUSIC? "Music" : "CD",
+            Con_Message("  %-5s: %s", a->type == AUDIO_IMUSIC? "Music" : "CD",
                         Str_Text(AudioDriver_InterfaceName(a->i.any)));
         }
         else if(a->type == AUDIO_ISFX)
         {
-            Con_Message("  SFX  : %s\n", Str_Text(AudioDriver_InterfaceName(a->i.sfx)));
+            Con_Message("  SFX  : %s", Str_Text(AudioDriver_InterfaceName(a->i.sfx)));
         }
     }
 }
@@ -458,7 +458,7 @@ boolean AudioDriver_Init(void)
     ok = initDriver(defaultDriverId);
     if(!ok)
     {
-        Con_Message("Warning: Failed initializing audio driver \"%s\"\n", getDriverName(defaultDriverId));
+        Con_Message("Warning: Failed initializing audio driver \"%s\"", getDriverName(defaultDriverId));
     }
 
     // Fallback option for the default driver.
diff --git a/doomsday/client/src/audio/audiodriver_music.cpp b/doomsday/client/src/audio/audiodriver_music.cpp
index bb6d62ab28..04657ea07c 100644
--- a/doomsday/client/src/audio/audiodriver_music.cpp
+++ b/doomsday/client/src/audio/audiodriver_music.cpp
@@ -103,7 +103,7 @@ static int musicPlayFile(audiointerface_music_t* iMusic, const char* virtualOrNa
         if(!buf)
         {
             F_Delete(file);
-            Con_Message("Warning: Failed on allocation of %lu bytes for temporary song write buffer.\n", (unsigned long) len);
+            Con_Message("Warning: Failed on allocation of %lu bytes for temporary song write buffer.", (unsigned long) len);
             return false;
         }
         FileHandle_Read(file, buf, len);
@@ -169,9 +169,9 @@ void AudioDriver_Music_Set(int property, void* ptr)
         if(!fn || !fn[0]) return; // No path.
 
         if(F_FileExists(fn))
-            Con_Message("Current soundfont set to: \"%s\"\n", fn);
+            Con_Message("Current soundfont set to: \"%s\"", fn);
         else
-            Con_Message("Warning: Soundfont \"%s\" not found.\n", fn);
+            Con_Message("Warning: Soundfont \"%s\" not found.", fn);
     }
 }
 
diff --git a/doomsday/client/src/audio/m_mus2midi.cpp b/doomsday/client/src/audio/m_mus2midi.cpp
index 07898acf25..fc0e61f39a 100644
--- a/doomsday/client/src/audio/m_mus2midi.cpp
+++ b/doomsday/client/src/audio/m_mus2midi.cpp
@@ -241,7 +241,7 @@ boolean M_Mus2Midi(void* data, size_t length, const char* outFile)
     file = fopen(Str_Text(&nativePath), "wb");
     if(!file)
     {
-        Con_Message("Warning: M_Mus2Midi: Failed opening output file \"%s\".\n", F_PrettyPath(Str_Text(&nativePath)));
+        Con_Message("Warning: M_Mus2Midi: Failed opening output file \"%s\".", F_PrettyPath(Str_Text(&nativePath)));
         Str_Free(&nativePath);
         return false;
     }
diff --git a/doomsday/client/src/audio/s_main.cpp b/doomsday/client/src/audio/s_main.cpp
index 5c7b7d445b..ec8cf692d1 100644
--- a/doomsday/client/src/audio/s_main.cpp
+++ b/doomsday/client/src/audio/s_main.cpp
@@ -126,7 +126,7 @@ boolean S_Init(void)
     // Try to load the audio driver plugin(s).
     if(!AudioDriver_Init())
     {
-        Con_Message("Music and Sound Effects disabled.\n");
+        Con_Message("Music and Sound Effects disabled.");
         return false;
     }
 
@@ -135,7 +135,7 @@ boolean S_Init(void)
 
     if(!sfxOK || !musOK)
     {
-        Con_Message("Errors during audio subsystem initialization.\n");
+        Con_Message("Errors during audio subsystem initialization.");
         return false;
     }
 #endif
@@ -303,8 +303,7 @@ int S_LocalSoundAtVolumeFrom(int soundIdAndFlags, mobj_t *origin,
 #if _DEBUG
     if(volume > 1)
     {
-        Con_Message("S_LocalSoundAtVolumeFrom: Warning! "
-                    "Too high volume (%f).\n", volume);
+        Con_Message("S_LocalSoundAtVolumeFrom: Warning! Too high volume (%f).", volume);
     }
 #endif
 
@@ -333,7 +332,7 @@ int S_LocalSoundAtVolumeFrom(int soundIdAndFlags, mobj_t *origin,
         if(sfxAvail)
         {
             VERBOSE(Con_Message
-                    ("S_LocalSoundAtVolumeFrom: Sound %i " "caching failed.\n",
+                    ("S_LocalSoundAtVolumeFrom: Sound %i " "caching failed.",
                      soundId));
         }
         return false;
@@ -537,7 +536,7 @@ int S_StartMusicNum(int id, boolean looped)
     if(id < 0 || id >= defs.count.music.num) return false;
     ded_music_t *def = &defs.music[id];
 
-    VERBOSE( Con_Message("Starting music '%s'...\n", def->id) )
+    VERBOSE( Con_Message("Starting music '%s'...", def->id) )
 
     return Mus_Start(def, looped);
 
diff --git a/doomsday/client/src/audio/s_mus.cpp b/doomsday/client/src/audio/s_mus.cpp
index 905ae11542..cf09bff5a2 100644
--- a/doomsday/client/src/audio/s_mus.cpp
+++ b/doomsday/client/src/audio/s_mus.cpp
@@ -82,11 +82,11 @@ boolean Mus_Init(void)
 
     if(isDedicated || CommandLine_Exists("-nomusic"))
     {
-        Con_Message("Music disabled.\n");
+        Con_Message("Music disabled.");
         return true;
     }
 
-    VERBOSE( Con_Message("Initializing Music subsystem...\n") );
+    VERBOSE( Con_Message("Initializing Music subsystem...") );
 
     // Let's see which interfaces are available for music playback.
     count = getInterfaces(iMusic);
@@ -103,7 +103,7 @@ boolean Mus_Init(void)
     {
         if(!iMusic[i]->Init())
         {
-            Con_Message("Warning: Failed to initialize %s for music playback.\n",
+            Con_Message("Warning: Failed to initialize %s for music playback.",
                         Str_Text(AudioDriver_InterfaceName(iMusic[i])));
         }
     }
@@ -320,8 +320,8 @@ int Mus_StartLump(lumpnum_t lump, boolean looped, boolean canPlayMUS)
         buf = (uint8_t*) malloc(lumpLength);
         if(!buf)
         {
-            Con_Message("Warning:Mus_Start: Failed on allocation of %lu bytes for "
-                        "temporary MUS to MIDI conversion buffer.\n", (unsigned long) lumpLength);
+            Con_Message("Warning: Mus_Start: Failed on allocation of %lu bytes for "
+                        "temporary MUS to MIDI conversion buffer.", (unsigned long) lumpLength);
             return 0;
         }
 
@@ -409,7 +409,7 @@ int Mus_Start(ded_music_t* def, boolean looped)
             Str_Init(&path);
             if(Mus_GetExt(def, &path))
             {
-                VERBOSE( Con_Message("Attempting to play song '%s' (file \"%s\").\n",
+                VERBOSE( Con_Message("Attempting to play song '%s' (file \"%s\").",
                                      def->id, F_PrettyPath(Str_Text(&path))) )
 
                 // Its an external file.
diff --git a/doomsday/client/src/audio/s_sfx.cpp b/doomsday/client/src/audio/s_sfx.cpp
index 38b79e401a..2080bc77cf 100644
--- a/doomsday/client/src/audio/s_sfx.cpp
+++ b/doomsday/client/src/audio/s_sfx.cpp
@@ -714,7 +714,7 @@ int Sfx_StartSound(sfxsample_t* sample, float volume, float freq,
                  * stop enough channels to accommodate the limitation.
                  */
 #ifdef _DEBUG
-                Con_Message("Sfx_StartSound: Not playing %i because channels are busy.\n", sample->id);
+                Con_Message("Sfx_StartSound: Not playing %i because channels are busy.", sample->id);
 #endif
                 return false;
             }
@@ -803,7 +803,7 @@ int Sfx_StartSound(sfxsample_t* sample, float volume, float freq,
     {   // A suitable channel was not found.
         END_COP;
 #ifdef _DEBUG
-        Con_Message("Sfx_StartSound: Failed to find suitable channel for sample %i.\n", sample->id);
+        Con_Message("Sfx_StartSound: Failed to find suitable channel for sample %i.", sample->id);
 #endif
         return false;
     }
@@ -935,7 +935,7 @@ void Sfx_StartFrame(void)
     // Check that the rate is valid.
     if(sfxSampleRate != 11025 && sfxSampleRate != 22050 && sfxSampleRate != 44100)
     {
-        Con_Message("Sfx_StartFrame: sound-rate corrected to 11025.\n");
+        Con_Message("Sfx_StartFrame: sound-rate corrected to 11025.");
         sfxSampleRate = 11025;
     }
 
@@ -989,8 +989,7 @@ static void createChannels(int num2D, int bits, int rate)
         ch->buffer = AudioDriver_SFX()->Create(num2D-- > 0 ? 0 : SFXBF_3D, bits, rate);
         if(!ch->buffer)
         {
-            Con_Message("Sfx_CreateChannels: Failed to create "
-                        "buffer for #%i.\n", i);
+            Con_Message("Sfx_CreateChannels: Failed to create buffer for #%i.", i);
             continue;
         }
     }
@@ -1028,7 +1027,7 @@ void Sfx_InitChannels(void)
         if(numChannels > SFX_MAX_CHANNELS)
             numChannels = SFX_MAX_CHANNELS;
 
-        Con_Message("Sfx_InitChannels: %i channels.\n", numChannels);
+        Con_Message("Sfx_InitChannels: %i channels.", numChannels);
     }
 
     // Allocate and init the channels.
@@ -1075,7 +1074,7 @@ void Sfx_StartRefresh(void)
     else
     {
 noRefresh:
-        VERBOSE( Con_Message("Sfx_StartRefresh: Driver does not require a refresh thread.\n") );
+        VERBOSE( Con_Message("Sfx_StartRefresh: Driver does not require a refresh thread.") );
     }
 }
 
@@ -1092,11 +1091,11 @@ boolean Sfx_Init(void)
     // Check if sound has been disabled with a command line option.
     if(CommandLine_Exists("-nosfx"))
     {
-        Con_Message("Sound Effects disabled.\n");
+        Con_Message("Sound Effects disabled.");
         return true;
     }
 
-    VERBOSE( Con_Message("Initializing Sound Effects subsystem...\n") )
+    VERBOSE( Con_Message("Initializing Sound Effects subsystem...") )
 
     if(!AudioDriver_SFX())
     {   // No interface for SFX playback.
diff --git a/doomsday/client/src/audio/s_wav.cpp b/doomsday/client/src/audio/s_wav.cpp
index 8dd3f8ff9b..691dbe9ec6 100644
--- a/doomsday/client/src/audio/s_wav.cpp
+++ b/doomsday/client/src/audio/s_wav.cpp
@@ -82,7 +82,7 @@ void* WAV_MemoryLoad(const byte* data, size_t datalength, int* bits, int* rate,
 
     if(!WAV_CheckFormat((const char*)data))
     {
-        Con_Message("WAV_MemoryLoad: Not a WAV file.\n");
+        Con_Message("WAV_MemoryLoad: Not a WAV file.");
         return NULL;
     }
 
@@ -123,13 +123,12 @@ void* WAV_MemoryLoad(const byte* data, size_t datalength, int* bits, int* rate,
             // Check that it's a format we know how to read.
             if(wave_format.wFormatTag != WAVE_FORMAT_PCM)
             {
-                Con_Message("WAV_MemoryLoad: Unsupported format (%i).\n", wave_format.wFormatTag);
+                Con_Message("WAV_MemoryLoad: Unsupported format (%i).", wave_format.wFormatTag);
                 return NULL;
             }
             if(wave_format.wChannels != 1)
             {
-                Con_Message
-                    ("WAV_MemoryLoad: Too many channels (only mono supported).\n");
+                Con_Message("WAV_MemoryLoad: Too many channels (only mono supported).");
                 return NULL;
             }
             // Read the extra format information.
@@ -145,7 +144,7 @@ void* WAV_MemoryLoad(const byte* data, size_t datalength, int* bits, int* rate,
             if(wave_format.wBitsPerSample != 8 &&
                wave_format.wBitsPerSample != 16)
             {
-                Con_Message("WAV_MemoryLoad: Not a 8/16 bit WAVE.\n");
+                Con_Message("WAV_MemoryLoad: Not a 8/16 bit WAVE.");
                 return NULL;
             }
             // Now we know some information about the sample.
@@ -156,7 +155,7 @@ void* WAV_MemoryLoad(const byte* data, size_t datalength, int* bits, int* rate,
         {
             if(!wave_format.wFormatTag)
             {
-                Con_Message("WAV_MemoryLoad: Malformed WAVE data.\n");
+                Con_Message("WAV_MemoryLoad: Malformed WAVE data.");
                 return NULL;
             }
             // Read data chunk.
@@ -214,7 +213,7 @@ void* WAV_Load(const char* filename, int* bits, int* rate, int* samples)
     sampledata = WAV_MemoryLoad((const byte*) data, size, bits, rate, samples);
     if(!sampledata)
     {
-        Con_Message("WAV_Load: Failed to load %s.\n", filename);
+        Con_Message("WAV_Load: Failed to load %s.", filename);
     }
 
     free(data);
diff --git a/doomsday/client/src/audio/sys_audiod_sdlmixer.cpp b/doomsday/client/src/audio/sys_audiod_sdlmixer.cpp
index 45a49a0e2b..7ba6fc7d5d 100644
--- a/doomsday/client/src/audio/sys_audiod_sdlmixer.cpp
+++ b/doomsday/client/src/audio/sys_audiod_sdlmixer.cpp
@@ -174,7 +174,7 @@ int DS_SDLMixerInit(void)
 
     if(SDL_InitSubSystem(SDL_INIT_AUDIO))
     {
-        Con_Message("Warning:DS_SDLMixerInit: Error initializing SDL AUDIO\n %s\n", SDL_GetError());
+        Con_Message("Warning:DS_SDLMixerInit: Error initializing SDL AUDIO\n %s", SDL_GetError());
         return false;
     }
 
@@ -185,13 +185,13 @@ int DS_SDLMixerInit(void)
        SDL_VERSIONNUM(compVer.major, compVer.minor, compVer.patch))
     {
         Con_Message("Warning:DS_SDLMixerInit: Linked version of SDLMixer (%u.%u.%u) is "
-                    "newer than expected (%u.%u.%u)\n", linkVer->major, linkVer->minor,
+                    "newer than expected (%u.%u.%u)", linkVer->major, linkVer->minor,
                     linkVer->patch, compVer.major, compVer.minor, compVer.patch);
     }
 
     if(Mix_OpenAudio(MIX_DEFAULT_FREQUENCY, MIX_DEFAULT_FORMAT, 2, 1024))
     {
-        Con_Message("Warning:DS_SDLMixerInit: Failed opening mixer %s.\n", Mix_GetError());
+        Con_Message("Warning:DS_SDLMixerInit: Failed opening mixer %s.", Mix_GetError());
         return false;
     }
 
@@ -348,7 +348,7 @@ void DS_SDLMixer_SFX_Load(sfxbuffer_t* buf, struct sfxsample_s* sample)
     buf->ptr = Mix_LoadWAV_RW(SDL_RWFromMem(conv, 44 + sample->size), 1);
     if(!buf->ptr)
     {
-        Con_Message("DS_SDLMixer_SFX_Load: Warning, failed loading sample (%s).\n",
+        Con_Message("DS_SDLMixer_SFX_Load: Warning, failed loading sample (%s).",
                     Mix_GetError());
     }
 
@@ -554,7 +554,7 @@ int DS_SDLMixer_Music_PlayFile(const char* filename, int looped)
 
     if(!(lastMusic = Mix_LoadMUS(filename)))
     {
-        Con_Message("DS_SDLMixer_Music_PlayFile: Error %s.\n", Mix_GetError());
+        Con_Message("DS_SDLMixer_Music_PlayFile: Error %s.", Mix_GetError());
         return false;
     }
 
diff --git a/doomsday/client/src/busymode.cpp b/doomsday/client/src/busymode.cpp
index 0966174173..3a45f62788 100644
--- a/doomsday/client/src/busymode.cpp
+++ b/doomsday/client/src/busymode.cpp
@@ -168,7 +168,7 @@ static void endTask(BusyTask* task)
 
     if(verbose)
     {
-        Con_Message("Con_Busy: Was busy for %.2lf seconds.\n", busyTime);
+        Con_Message("Con_Busy: Was busy for %.2lf seconds.", busyTime);
     }
 
     // The window drawer will be restored later to the appropriate function.
diff --git a/doomsday/client/src/client/cl_frame.cpp b/doomsday/client/src/client/cl_frame.cpp
index 84d7f8b0db..1b1defd070 100644
--- a/doomsday/client/src/client/cl_frame.cpp
+++ b/doomsday/client/src/client/cl_frame.cpp
@@ -289,7 +289,7 @@ void Cl_Frame2Received(int packetType)
             skip = false;
 /*
 #ifdef _DEBUG
-            Con_Message("Received delta %i.\n", deltaType);
+            Con_Message("Received delta %i.", deltaType);
 #endif
 */
             switch(deltaType)
@@ -342,7 +342,7 @@ void Cl_Frame2Received(int packetType)
 #ifdef _DEBUG
         if(!gotFrame)
         {
-            Con_Message("Cl_Frame2Received: First frame received.\n");
+            Con_Message("Cl_Frame2Received: First frame received.");
         }
 #endif
 
diff --git a/doomsday/client/src/client/cl_infine.cpp b/doomsday/client/src/client/cl_infine.cpp
index c2430eb87e..67257354ea 100644
--- a/doomsday/client/src/client/cl_infine.cpp
+++ b/doomsday/client/src/client/cl_infine.cpp
@@ -59,7 +59,7 @@ void Cl_Finale(Reader* msg)
         currentFinale = FI_Execute((const char*)script, FF_LOCAL);
         remoteFinale = finaleId;
 #ifdef _DEBUG
-        Con_Message("Cl_Finale: Started finale %i (remote id %i).\n", currentFinale, remoteFinale);
+        Con_Message("Cl_Finale: Started finale %i (remote id %i).", currentFinale, remoteFinale);
 #endif
     }
 
@@ -90,7 +90,7 @@ void Cl_RequestFinaleSkip(void)
     Msg_End();
 
 #ifdef _DEBUG
-    Con_Message("Cl_RequestFinaleSkip: Requesting skip on finale %i.\n", remoteFinale);
+    Con_Message("Cl_RequestFinaleSkip: Requesting skip on finale %i.", remoteFinale);
 #endif
 
     Net_SendBuffer(0, 0);
diff --git a/doomsday/client/src/client/cl_main.cpp b/doomsday/client/src/client/cl_main.cpp
index 08cf62c45b..134d5c5dad 100644
--- a/doomsday/client/src/client/cl_main.cpp
+++ b/doomsday/client/src/client/cl_main.cpp
@@ -73,7 +73,7 @@ void Cl_InitID(void)
     if((i = CommandLine_CheckWith("-id", 1)) != 0)
     {
         clientID = strtoul(CommandLine_At(i + 1), 0, 0);
-        Con_Message("Cl_InitID: Using custom id 0x%08x.\n", clientID);
+        Con_Message("Cl_InitID: Using custom id 0x%08x.", clientID);
         return;
     }
 
@@ -136,7 +136,7 @@ void Cl_SendHello(void)
     strncpy(buf, Str_Text(App_CurrentGame().identityKey()), sizeof(buf) - 1);
 
 #ifdef _DEBUG
-    Con_Message("Cl_SendHello: game mode = %s\n", buf);
+    Con_Message("Cl_SendHello: game mode = %s", buf);
 #endif
 
     Writer_Write(msgWriter, buf, 16);
@@ -162,7 +162,7 @@ void Cl_AnswerHandshake(void)
     // Check the version number.
     if(remoteVersion != SV_VERSION)
     {
-        Con_Message("Cl_AnswerHandshake: Version conflict! (you:%i, server:%i)\n",
+        Con_Message("Cl_AnswerHandshake: Version conflict! (you:%i, server:%i)",
                     SV_VERSION, remoteVersion);
         Con_Execute(CMDS_DDAY, "net disconnect", false, false);
         Demo_StopPlayback();
@@ -202,7 +202,7 @@ void Cl_AnswerHandshake(void)
     gameReady = false;
     Cl_InitFrame();
 
-    Con_Message("Cl_AnswerHandshake: myConsole:%i, remoteGameTime:%f.\n",
+    Con_Message("Cl_AnswerHandshake: myConsole:%i, remoteGameTime:%f.",
                 myConsole, remoteGameTime);
 
     /**
@@ -234,7 +234,7 @@ void Cl_HandlePlayerInfo(void)
     Reader_Read(msgReader, name, len);
 
 #ifdef _DEBUG
-    Con_Message("Cl_HandlePlayerInfo: console:%i name:%s\n", console, name);
+    Con_Message("Cl_HandlePlayerInfo: console:%i name:%s", console, name);
 #endif
 
     // Is the console number valid?
@@ -401,7 +401,7 @@ void Cl_GetPackets(void)
             else
             {
 #ifdef _DEBUG
-                Con_Message("Cl_GetPackets: Packet (type %i) was discarded!\n", netBuffer.msg.type);
+                Con_Message("Cl_GetPackets: Packet (type %i) was discarded!", netBuffer.msg.type);
 #endif
             }
         }
@@ -433,24 +433,24 @@ void Cl_Assertions(int plrNum)
     clmo = ClMobj_Find(s->clMobjId);
     if(!clmo)
     {
-        Con_Message("Cl_Assertions: client %i does not have a clmobj yet [%i].\n", plrNum, s->clMobjId);
+        Con_Message("Cl_Assertions: client %i does not have a clmobj yet [%i].", plrNum, s->clMobjId);
         return;
     }
     mo = plr->shared.mo;
 
     /*
-    Con_Message("Assert: client %i, clmo %i (flags 0x%x)\n",
+    Con_Message("Assert: client %i, clmo %i (flags 0x%x)",
                 plrNum, clmo->thinker.id, clmo->ddFlags);
                 */
 
     // Make sure the flags are correctly set for a client.
     if(mo->ddFlags & DDMF_REMOTE)
     {
-        Con_Message("Cl_Assertions: client %i, mobj should not be remote!\n", plrNum);
+        Con_Message("Cl_Assertions: client %i, mobj should not be remote!", plrNum);
     }
     if(clmo->ddFlags & DDMF_SOLID)
     {
-        Con_Message("Cl_Assertions: client %i, clmobj should not be solid (when player is alive)!\n", plrNum);
+        Con_Message("Cl_Assertions: client %i, clmobj should not be solid (when player is alive)!", plrNum);
     }
 }
 
diff --git a/doomsday/client/src/client/cl_mobj.cpp b/doomsday/client/src/client/cl_mobj.cpp
index ce6265dd7e..6edea633cc 100644
--- a/doomsday/client/src/client/cl_mobj.cpp
+++ b/doomsday/client/src/client/cl_mobj.cpp
@@ -289,7 +289,7 @@ void Cl_UpdateRealPlayerMobj(mobj_t *localMobj, mobj_t *remoteClientMobj, int fl
     {
         localMobj->angle = remoteClientMobj->angle;
 #ifdef _DEBUG
-        VERBOSE2( Con_Message("Cl_UpdateRealPlayerMobj: localMobj=%p angle=%x\n", localMobj, localMobj->angle) );
+        VERBOSE2( Con_Message("Cl_UpdateRealPlayerMobj: localMobj=%p angle=%x", localMobj, localMobj->angle) );
 #endif
     }
     localMobj->sprite = remoteClientMobj->sprite;
@@ -311,7 +311,7 @@ void Cl_UpdateRealPlayerMobj(mobj_t *localMobj, mobj_t *remoteClientMobj, int fl
 /*#ifdef _DEBUG
     if(localMobj->floorClip != remoteClientMobj->floorClip)
     {
-        Con_Message("Cl_UpdateRealPlayerMobj: Floorclip=%f\n", remoteClientMobj->floorClip);
+        Con_Message("Cl_UpdateRealPlayerMobj: Floorclip=%f", remoteClientMobj->floorClip);
     }
 #endif
     localMobj->floorClip = remoteClientMobj->floorClip;*/
@@ -425,7 +425,7 @@ void GameMap_ExpireClMobjs(GameMap* map)
                 if(nowTime - info->time > CLMOBJ_TIMEOUT)
                 {
 #ifdef _DEBUG
-                    Con_Message("GameMap_ExpireClMobjs: Mobj %i has expired (%i << %i), in state %s [%c%c%c].\n",
+                    Con_Message("GameMap_ExpireClMobjs: Mobj %i has expired (%i << %i), in state %s [%c%c%c].",
                                 mo->thinker.id,
                                 info->time, nowTime,
                                 Def_GetStateName(mo->state),
@@ -673,7 +673,7 @@ boolean ClMobj_Reveal(mobj_t *mo)
         return false;
     }
 #ifdef _DEBUG
-    VERBOSE2( Con_Message("Cl_RevealMobj: clmobj %i Hidden status lifted (z=%f).\n", mo->thinker.id, mo->origin[VZ]) );
+    VERBOSE2( Con_Message("Cl_RevealMobj: clmobj %i Hidden status lifted (z=%f).", mo->thinker.id, mo->origin[VZ]) );
 #endif
 
     info->flags &= ~CLMF_HIDDEN;
@@ -764,7 +764,7 @@ void ClMobj_ReadDelta2(boolean skip)
     }
 
 #ifdef _DEBUG
-    VERBOSE2( Con_Message("Cl_ReadMobjDelta: Reading mobj delta for %i (df:0x%x edf:0x%x skip:%i)\n", id, df, moreFlags, skip) );
+    VERBOSE2( Con_Message("Cl_ReadMobjDelta: Reading mobj delta for %i (df:0x%x edf:0x%x skip:%i)", id, df, moreFlags, skip) );
 #endif
 
     if(!skip)
@@ -775,7 +775,7 @@ void ClMobj_ReadDelta2(boolean skip)
         if(!mo)
         {
 #ifdef _DEBUG
-            VERBOSE2( Con_Message("Cl_ReadMobjDelta: Creating new clmobj %i (hidden).\n", id) );
+            VERBOSE2( Con_Message("Cl_ReadMobjDelta: Creating new clmobj %i (hidden).", id) );
 #endif
 
             // This is a new ID, allocate a new mobj.
@@ -870,7 +870,7 @@ void ClMobj_ReadDelta2(boolean skip)
 /*#if _DEBUG
     if((df & MDF_ORIGIN_Z) && d->dPlayer && P_GetDDPlayerIdx(d->dPlayer) != consolePlayer)
     {
-        Con_Message("ClMobj_ReadDelta2: Player=%i z=%f onFloor=%i\n", P_GetDDPlayerIdx(d->dPlayer),
+        Con_Message("ClMobj_ReadDelta2: Player=%i z=%f onFloor=%i", P_GetDDPlayerIdx(d->dPlayer),
                     d->pos[VZ], onFloor);
     }
 #endif*/
@@ -1007,7 +1007,7 @@ void ClMobj_ReadDelta2(boolean skip)
         if(d->dPlayer)
         {
 #ifdef _DEBUG
-            VERBOSE2( Con_Message("ClMobj_ReadDelta2: Updating player %i local mobj with new clmobj state {%f, %f, %f}.\n",
+            VERBOSE2( Con_Message("ClMobj_ReadDelta2: Updating player %i local mobj with new clmobj state {%f, %f, %f}.",
                                   P_GetDDPlayerIdx(d->dPlayer), d->origin[VX], d->origin[VY], d->origin[VZ]) );
 #endif
             // Players have real mobjs. The client mobj is hidden (unlinked).
@@ -1056,7 +1056,7 @@ void ClMobj_ReadNullDelta2(boolean skip)
     else
     {
 #ifdef _DEBUG
-        Con_Message("ClMobj_ReadNullDelta2: clmobj of player %i deleted.\n",
+        Con_Message("ClMobj_ReadNullDelta2: clmobj of player %i deleted.",
                     P_GetDDPlayerIdx(mo->dPlayer));
 #endif
 
diff --git a/doomsday/client/src/client/cl_player.cpp b/doomsday/client/src/client/cl_player.cpp
index 567efc35ad..66819d23c5 100644
--- a/doomsday/client/src/client/cl_player.cpp
+++ b/doomsday/client/src/client/cl_player.cpp
@@ -189,7 +189,7 @@ void ClPlayer_ApplyPendingFixes(int plrNum)
         sendAck = true;
 
 #ifdef _DEBUG
-        Con_Message("ClPlayer_ApplyPendingFixes: Applying angle %x to mobj %p and clmo %i...\n",
+        Con_Message("ClPlayer_ApplyPendingFixes: Applying angle %x to mobj %p and clmo %i...",
                     state->pendingAngleFix, mo, clmo->thinker.id);
 #endif
         clmo->angle = mo->angle = state->pendingAngleFix;
@@ -203,7 +203,7 @@ void ClPlayer_ApplyPendingFixes(int plrNum)
         sendAck = true;
 
 #ifdef _DEBUG
-        Con_Message("ClPlayer_ApplyPendingFixes: Applying pos (%f, %f, %f) to mobj %p and clmo %i...\n",
+        Con_Message("ClPlayer_ApplyPendingFixes: Applying pos (%f, %f, %f) to mobj %p and clmo %i...",
                     state->pendingOriginFix[VX], state->pendingOriginFix[VY], state->pendingOriginFix[VZ],
                     mo, clmo->thinker.id);
 #endif
@@ -224,7 +224,7 @@ void ClPlayer_ApplyPendingFixes(int plrNum)
         sendAck = true;
 
 #ifdef _DEBUG
-        Con_Message("ClPlayer_ApplyPendingFixes: Applying mom (%f, %f, %f) to mobj %p and clmo %i...\n",
+        Con_Message("ClPlayer_ApplyPendingFixes: Applying mom (%f, %f, %f) to mobj %p and clmo %i...",
                     state->pendingMomFix[VX], state->pendingMomFix[VY], state->pendingMomFix[VZ],
                     mo, clmo->thinker.id);
 #endif
@@ -273,7 +273,7 @@ void ClPlayer_HandleFix(void)
         state->pendingFixes |= DDPF_FIXANGLES;
 
 #ifdef _DEBUG
-        Con_Message("Cl_HandlePlayerFix: [Plr %i] Fix angles %i. Angle=%x, lookdir=%f\n", plrNum,
+        Con_Message("Cl_HandlePlayerFix: [Plr %i] Fix angles %i. Angle=%x, lookdir=%f", plrNum,
                     ddpl->fixAcked.angles, state->pendingAngleFix, state->pendingLookDirFix);
 #endif
     }
@@ -287,7 +287,7 @@ void ClPlayer_HandleFix(void)
         state->pendingFixes |= DDPF_FIXORIGIN;
 
 #ifdef _DEBUG
-        Con_Message("Cl_HandlePlayerFix: [Plr %i] Fix pos %i. Pos=%f, %f, %f\n", plrNum,
+        Con_Message("Cl_HandlePlayerFix: [Plr %i] Fix pos %i. Pos=%f, %f, %f", plrNum,
                     ddpl->fixAcked.origin, state->pendingOriginFix[VX], state->pendingOriginFix[VY], state->pendingOriginFix[VZ]);
 #endif
     }
@@ -412,7 +412,7 @@ void ClPlayer_ReadDelta2(boolean skip)
             if(!clmo)
             {
 #ifdef _DEBUG
-                Con_Message("ClPlayer_ReadDelta2: Player %i's new clmobj is %i, but we don't know it yet.\n",
+                Con_Message("ClPlayer_ReadDelta2: Player %i's new clmobj is %i, but we don't know it yet.",
                             num, newId);
 #endif
                 // This mobj hasn't yet been sent to us.
@@ -448,7 +448,7 @@ void ClPlayer_ReadDelta2(boolean skip)
             if(!justCreated) // && num != consolePlayer)
             {
 #ifdef _DEBUG
-                Con_Message("ClPlayer_ReadDelta2: Copying clmo %i state to real player %i mobj %p.\n",
+                Con_Message("ClPlayer_ReadDelta2: Copying clmo %i state to real player %i mobj %p.",
                             newId, num, ddpl->mo);
 #endif
                 Cl_UpdateRealPlayerMobj(ddpl->mo, clmo, 0xffffffff, true);
@@ -459,8 +459,8 @@ void ClPlayer_ReadDelta2(boolean skip)
                 // Update the new client mobj's information from the real
                 // mobj, which is already known.
 #if _DEBUG
-                Con_Message("Cl_RdPlrD2: Pl%i: Copying pos&angle from real mobj to clmobj.\n", num);
-                Con_Message("  x=%g y=%g z=%g\n", ddpl->mo->origin[VX], ddpl->mo->origin[VY], ddpl->mo->origin[VZ]);
+                Con_Message("Cl_RdPlrD2: Pl%i: Copying pos&angle from real mobj to clmobj.", num);
+                Con_Message("  x=%g y=%g z=%g", ddpl->mo->origin[VX], ddpl->mo->origin[VY], ddpl->mo->origin[VZ]);
 #endif
                 clmo->pos[VX] = ddpl->mo->origin[VX];
                 clmo->pos[VY] = ddpl->mo->origin[VY];
@@ -472,10 +472,10 @@ void ClPlayer_ReadDelta2(boolean skip)
             */
 
 #if _DEBUG
-            Con_Message("ClPlr_RdD2: Pl%i: mobj=%i old=%p\n", num, s->clMobjId, old);
-            Con_Message("  x=%g y=%g z=%g fz=%g cz=%g\n", clmo->origin[VX],
+            Con_Message("ClPlr_RdD2: Pl%i: mobj=%i old=%p", num, s->clMobjId, old);
+            Con_Message("  x=%g y=%g z=%g fz=%g cz=%g", clmo->origin[VX],
                         clmo->origin[VY], clmo->origin[VZ], clmo->floorZ, clmo->ceilingZ);
-            Con_Message("ClPlr_RdD2: pl=%i => moid=%i\n", (skip? -1 : num), s->clMobjId);
+            Con_Message("ClPlr_RdD2: pl=%i => moid=%i", (skip? -1 : num), s->clMobjId);
 #endif
         }
     }
@@ -517,7 +517,7 @@ void ClPlayer_ReadDelta2(boolean skip)
             ddpl->flags &= ~DDPF_REMOTE_VIEW_FILTER;
         }
 #ifdef _DEBUG
-        Con_Message("ClPlayer_ReadDelta2: Filter color set remotely to (%f,%f,%f,%f)\n",
+        Con_Message("ClPlayer_ReadDelta2: Filter color set remotely to (%f,%f,%f,%f)",
                     ddpl->filterColor[CR],
                     ddpl->filterColor[CG],
                     ddpl->filterColor[CB],
diff --git a/doomsday/client/src/client/cl_sound.cpp b/doomsday/client/src/client/cl_sound.cpp
index a10c9374a7..1981b23097 100644
--- a/doomsday/client/src/client/cl_sound.cpp
+++ b/doomsday/client/src/client/cl_sound.cpp
@@ -97,7 +97,7 @@ void Cl_ReadSoundDelta2(deltatype_t type, boolean skip)
         else
         {
             Con_Message("Cl_ReadSoundDelta2: DT_SECTOR_SOUND contains "
-                        "invalid sector num %u. Skipping.\n", index);
+                        "invalid sector num %u. Skipping.", index);
             skip = true;
         }
     }
@@ -114,7 +114,7 @@ void Cl_ReadSoundDelta2(deltatype_t type, boolean skip)
         else
         {
             Con_Message("Cl_ReadSoundDelta2: DT_POLY_SOUND contains "
-                        "invalid polyobj num %u. Skipping.\n", index);
+                        "invalid polyobj num %u. Skipping.", index);
             skip = true;
         }
     }
@@ -272,7 +272,7 @@ void Cl_Sound(void)
     // Is the ID valid?
     if(sound < 1 || sound >= defs.count.sounds.num)
     {
-        Con_Message("Cl_Sound: Out of bounds ID %i.\n", sound);
+        Con_Message("Cl_Sound: Out of bounds ID %i.", sound);
         return;                 // Bad sound ID!
     }
 #ifdef _DEBUG
@@ -302,7 +302,7 @@ void Cl_Sound(void)
         num = Reader_ReadPackedUInt16(msgReader);
         if(num >= NUM_SECTORS)
         {
-            Con_Message("Cl_Sound: Invalid sector number %i.\n", num);
+            Con_Message("Cl_Sound: Invalid sector number %i.", num);
             return;
         }
         mo = (mobj_t*) &SECTOR_PTR(num)->base;
diff --git a/doomsday/client/src/client/cl_world.cpp b/doomsday/client/src/client/cl_world.cpp
index a9d42b19cb..d1d055573e 100644
--- a/doomsday/client/src/client/cl_world.cpp
+++ b/doomsday/client/src/client/cl_world.cpp
@@ -78,7 +78,7 @@ void Cl_ReadServerMaterials(void)
     MaterialArchive_Read(serverMaterials, msgReader, -1 /*no forced version*/);
 
 #ifdef _DEBUG
-    Con_Message("Cl_ReadServerMaterials: Received %i materials.\n", MaterialArchive_Count(serverMaterials));
+    Con_Message("Cl_ReadServerMaterials: Received %i materials.", MaterialArchive_Count(serverMaterials));
 #endif
 }
 
@@ -103,7 +103,7 @@ void Cl_ReadServerMobjTypeIDs(void)
     StringArray* ar = StringArray_New();
     StringArray_Read(ar, msgReader);
 #ifdef _DEBUG
-    Con_Message("Cl_ReadServerMobjTypeIDs: Received %i mobj type IDs.\n", StringArray_Size(ar));
+    Con_Message("Cl_ReadServerMobjTypeIDs: Received %i mobj type IDs.", StringArray_Size(ar));
 #endif
 
     setTableSize(&xlatMobjType, StringArray_Size(ar));
@@ -114,7 +114,7 @@ void Cl_ReadServerMobjTypeIDs(void)
         xlatMobjType.serverToLocal[i] = Def_GetMobjNum(StringArray_At(ar, i));
         if(xlatMobjType.serverToLocal[i] < 0)
         {
-            Con_Message("Could not find '%s' in local thing definitions.\n",
+            Con_Message("Could not find '%s' in local thing definitions.",
                         StringArray_At(ar, i));
         }
     }
@@ -128,7 +128,7 @@ void Cl_ReadServerMobjStateIDs(void)
     StringArray* ar = StringArray_New();
     StringArray_Read(ar, msgReader);
 #ifdef _DEBUG
-    Con_Message("Cl_ReadServerMobjStateIDs: Received %i mobj state IDs.\n", StringArray_Size(ar));
+    Con_Message("Cl_ReadServerMobjStateIDs: Received %i mobj state IDs.", StringArray_Size(ar));
 #endif
 
     setTableSize(&xlatMobjState, StringArray_Size(ar));
@@ -139,7 +139,7 @@ void Cl_ReadServerMobjStateIDs(void)
         xlatMobjState.serverToLocal[i] = Def_GetStateNum(StringArray_At(ar, i));
         if(xlatMobjState.serverToLocal[i] < 0)
         {
-            Con_Message("Could not find '%s' in local state definitions.\n",
+            Con_Message("Could not find '%s' in local state definitions.",
                         StringArray_At(ar, i));
         }
     }
@@ -152,7 +152,7 @@ static Material *Cl_FindLocalMaterial(materialarchive_serialid_t archId)
     if(!serverMaterials)
     {
         // Can't do it.
-        Con_Message("Cl_FindLocalMaterial: Cannot translate serial id %i, server has not sent its materials!\n", archId);
+        Con_Message("Cl_FindLocalMaterial: Cannot translate serial id %i, server has not sent its materials!", archId);
         return 0;
     }
     return (Material *)MaterialArchive_Find(serverMaterials, archId, 0);
@@ -325,7 +325,7 @@ void Cl_MoverThinker(clplane_t* mover)
 #ifdef _DEBUG
     if(GameMap_ClPlaneIndex(map, mover) < 0)
     {
-        Con_Message("Cl_MoverThinker: Running a mover that is not in activemovers!\n");
+        Con_Message("Cl_MoverThinker: Running a mover that is not in activemovers!");
     }
 #endif
 
@@ -576,7 +576,7 @@ void Cl_SetPolyMover(uint number, int move, int rotate)
     clpolyobj_t* mover = Cl_FindOrMakeActivePoly(number);
     if(!mover)
     {
-        Con_Message("Cl_SetPolyMover: Out of polymovers.\n");
+        Con_Message("Cl_SetPolyMover: Out of polymovers.");
         return;
     }
 
@@ -865,7 +865,7 @@ void Cl_ReadPolyDelta2(boolean skip)
         angleSpeed = ((angle_t)Reader_ReadInt16(msgReader)) << 16;
 
 /*#ifdef _DEBUG
-    Con_Message("Cl_ReadPolyDelta2: PO %i, angle %f, speed %f\n", num, FIX2FLT(destAngle), FIX2FLT(angleSpeed));
+    Con_Message("Cl_ReadPolyDelta2: PO %i, angle %f, speed %f", num, FIX2FLT(destAngle), FIX2FLT(angleSpeed));
 #endif*/
 
     if(skip)
diff --git a/doomsday/client/src/con_config.cpp b/doomsday/client/src/con_config.cpp
index 877990c4f5..d2fa95ace5 100644
--- a/doomsday/client/src/con_config.cpp
+++ b/doomsday/client/src/con_config.cpp
@@ -131,7 +131,7 @@ static boolean writeConsoleState(const char* fileName)
     FILE* file;
     if(!fileName || !fileName[0]) return false;
 
-    VERBOSE(Con_Message("Writing state to \"%s\"...\n", fileName));
+    VERBOSE(Con_Message("Writing state to \"%s\"...", fileName));
 
     Str_Init(&nativePath);
     Str_Set(&nativePath, fileName);
@@ -159,7 +159,7 @@ static boolean writeConsoleState(const char* fileName)
         fclose(file);
         return true;
     }
-    Con_Message("Warning:writeConsoleState: Failed opening \"%s\" for writing.\n", F_PrettyPath(fileName));
+    Con_Message("Warning:writeConsoleState: Failed opening \"%s\" for writing.", F_PrettyPath(fileName));
     return false;
 }
 
@@ -170,7 +170,7 @@ static boolean writeBindingsState(const char* fileName)
     FILE* file;
     if(!fileName || !fileName[0]) return false;
 
-    VERBOSE(Con_Message("Writing bindings to \"%s\"...\n", fileName));
+    VERBOSE(Con_Message("Writing bindings to \"%s\"...", fileName));
 
     Str_Init(&nativePath);
     Str_Set(&nativePath, fileName);
@@ -194,7 +194,7 @@ static boolean writeBindingsState(const char* fileName)
         fclose(file);
         return true;
     }
-    Con_Message("Warning:writeBindingsState: Failed opening \"%s\" for writing.\n", F_PrettyPath(fileName));
+    Con_Message("Warning:writeBindingsState: Failed opening \"%s\" for writing.", F_PrettyPath(fileName));
     return false;
 }
 #endif // __CLIENT__
@@ -224,11 +224,11 @@ boolean Con_ParseCommands2(const char* fileName, int flags)
     file = F_Open(fileName, "rt");
     if(!file)
     {
-        VERBOSE(Con_Message("Could not open: \"%s\"\n", fileName));
+        VERBOSE(Con_Message("Could not open: \"%s\"", fileName));
         return false;
     }
 
-    VERBOSE(Con_Message("Con_ParseCommands: %s (def:%i)\n", F_PrettyPath(fileName), setdefault));
+    VERBOSE(Con_Message("Con_ParseCommands: %s (def:%i)", F_PrettyPath(fileName), setdefault));
 
     // This file is filled with console commands.
     // Each line is a command.
@@ -239,7 +239,7 @@ boolean Con_ParseCommands2(const char* fileName, int flags)
         {
             // Execute the commands silently.
             if(!Con_Execute(CMDS_CONFIG, buff, setdefault, false))
-                Con_Message("%s(%d): error executing command\n \"%s\"\n", F_PrettyPath(fileName), line, buff);
+                Con_Message("%s(%d): error executing command\n \"%s\"", F_PrettyPath(fileName), line, buff);
         }
 
         if(FileHandle_AtEnd(file)) break;
@@ -282,6 +282,6 @@ D_CMD(WriteConsole)
 {
     DENG2_UNUSED2(src, argc);
 
-    Con_Message("Writing to \"%s\"...\n", argv[1]);
+    Con_Message("Writing to \"%s\"...", argv[1]);
     return !Con_WriteState(argv[1], NULL);
 }
diff --git a/doomsday/client/src/con_data.cpp b/doomsday/client/src/con_data.cpp
index 6cbaedfea5..07f1a83a98 100644
--- a/doomsday/client/src/con_data.cpp
+++ b/doomsday/client/src/con_data.cpp
@@ -149,7 +149,7 @@ static int clearVariable(CVarDirectory::Node& node, void* parameters)
             default: {
 #if _DEBUG
                 AutoStr* path = CVar_ComposePath(var);
-                Con_Message("Warning: clearVariable: Attempt to free user data for non-pointer type variable %s [%p], ignoring.\n",
+                Con_Message("Warning: clearVariable: Attempt to free user data for non-pointer type variable %s [%p], ignoring.",
                             Str_Text(path), (void*)var);
 #endif
                 break; }
@@ -587,7 +587,7 @@ void CVar_SetInteger2(cvar_t* var, int value, int svFlags)
 
     default: {
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::SetInteger: Attempt to set incompatible var %s to %i, ignoring.\n", Str_Text(path), value);
+        Con_Message("Warning: CVar::SetInteger: Attempt to set incompatible var %s to %i, ignoring.", Str_Text(path), value);
         return; }
     }
 
@@ -634,7 +634,7 @@ void CVar_SetFloat2(cvar_t* var, float value, int svFlags)
 
     default: {
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::SetFloat: Attempt to set incompatible cvar %s to %g, ignoring.\n", Str_Text(path), value);
+        Con_Message("Warning: CVar::SetFloat: Attempt to set incompatible cvar %s to %g, ignoring.", Str_Text(path), value);
         return; }
     }
 
@@ -660,7 +660,7 @@ int CVar_Integer(cvar_t const* var)
     default: {
 #if _DEBUG
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::Integer: Attempted on incompatible variable %s [%p type:%s], returning 0\n",
+        Con_Message("Warning: CVar::Integer: Attempted on incompatible variable %s [%p type:%s], returning 0",
                     Str_Text(path), (void*)var, Str_Text(CVar_TypeName(CVar_Type(var))));
 #endif
         return 0; }
@@ -679,7 +679,7 @@ float CVar_Float(cvar_t const* var)
     default: {
 #if _DEBUG
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::Float: Attempted on incompatible variable %s [%p type:%s], returning 0\n",
+        Con_Message("Warning: CVar::Float: Attempted on incompatible variable %s [%p type:%s], returning 0",
                     Str_Text(path), (void*)var, Str_Text(CVar_TypeName(CVar_Type(var))));
 #endif
         return 0;
@@ -699,7 +699,7 @@ byte CVar_Byte(cvar_t const* var)
     default: {
 #if _DEBUG
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::Byte: Attempted on incompatible variable %s [%p type:%s], returning 0\n",
+        Con_Message("Warning: CVar::Byte: Attempted on incompatible variable %s [%p type:%s], returning 0",
                     Str_Text(path), (void*)var, Str_Text(CVar_TypeName(CVar_Type(var))));
 #endif
         return 0;
@@ -717,7 +717,7 @@ char const* CVar_String(cvar_t const* var)
     default: {
 #if _DEBUG
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::String: Attempted on incompatible variable %s [%p type:%s], returning emptyString\n",
+        Con_Message("Warning: CVar::String: Attempted on incompatible variable %s [%p type:%s], returning emptyString",
                     Str_Text(path), (void*)var, Str_Text(CVar_TypeName(CVar_Type(var))));
 #endif
         return Str_Text(emptyStr); }
@@ -734,7 +734,7 @@ Uri const* CVar_Uri(cvar_t const* var)
     default: {
 #if _DEBUG
         AutoStr* path = CVar_ComposePath(var);
-        Con_Message("Warning: CVar::String: Attempted on incompatible variable %s [%p type:%s], returning emptyUri\n",
+        Con_Message("Warning: CVar::String: Attempted on incompatible variable %s [%p type:%s], returning emptyUri",
                     Str_Text(path), (void*)var, Str_Text(CVar_TypeName(CVar_Type(var))));
 #endif
         return emptyUri; }
@@ -767,7 +767,7 @@ void Con_AddVariableList(cvartemplate_t const* tplList)
     if(!tplList)
     {
         Con_Message("Warning: Con_AddVariableList: Passed invalid value for "
-                    "argument 'tplList', ignoring.\n");
+                    "argument 'tplList', ignoring.");
         return;
     }
     for(; tplList->path; ++tplList)
@@ -849,7 +849,7 @@ void Con_AddCommand(ccmdtemplate_t const* ccmd)
         Con_Error("Con_AddCommand: CCmd missing a name.");
 
 /*#if _DEBUG
-Con_Message("Con_AddCommand: '%s' \"%s\" (%i).\n", ccmd->name,
+Con_Message("Con_AddCommand: '%s' \"%s\" (%i).", ccmd->name,
             ccmd->argTemplate, ccmd->flags);
 #endif*/
 
@@ -917,8 +917,6 @@ Con_Message("Con_AddCommand: '%s' \"%s\" (%i).\n", ccmd->name,
         }
 
 /*#if _DEBUG
-        Con_Message("Con_AddCommand: CCmd '%s': minArgs %i, maxArgs %i: \"",
-                    ccmd->name, minArgs, maxArgs);
         for(int i = 0; i < minArgs; ++i)
         {
             switch(args[i])
@@ -930,7 +928,8 @@ Con_Message("Con_AddCommand: '%s' \"%s\" (%i).\n", ccmd->name,
             }
             Con_Printf("%c", c);
         }
-        Con_Printf("\".\n");
+        Con_Message("Con_AddCommand: CCmd \"%s\": minArgs %i, maxArgs %i:, '%c'.",
+                    ccmd->name, minArgs, maxArgs, c);
 #endif*/
     }
     else // It's usage is NOT validated by Doomsday.
@@ -939,7 +938,7 @@ Con_Message("Con_AddCommand: '%s' \"%s\" (%i).\n", ccmd->name,
 
 /*#if _DEBUG
         if(ccmd->args == NULL)
-          Con_Message("Con_AddCommand: CCmd '%s' will not have it's usage validated.\n", ccmd->name);
+          Con_Message("Con_AddCommand: CCmd '%s' will not have it's usage validated.", ccmd->name);
 #endif*/
     }
 
diff --git a/doomsday/client/src/con_main.cpp b/doomsday/client/src/con_main.cpp
index b99387b960..5f5f51bafb 100644
--- a/doomsday/client/src/con_main.cpp
+++ b/doomsday/client/src/con_main.cpp
@@ -391,7 +391,7 @@ boolean Con_Init(void)
         return true;
     }
 
-    Con_Message("Initializing the console...\n");
+    Con_Message("Initializing the console...");
 
     histBuf = CBuffer_New(512, 70, 0);
     bLineOff = 0;
@@ -429,16 +429,20 @@ void Con_Shutdown(void)
 {
     if(!ConsoleInited) return;
 
-    Con_Message("Shutting down the console...\n");
+    Con_Message("Shutting down the console...");
 
     Con_ClearExecBuffer();
     Con_ShutdownDatabases();
 
     if(prbuff)
-        M_Free(prbuff), prbuff = NULL;
+    {
+        M_Free(prbuff); prbuff = 0;
+    }
 
     if(histBuf)
-        CBuffer_Delete(histBuf), histBuf = NULL;
+    {
+        CBuffer_Delete(histBuf); histBuf = 0;
+    }
 
     clearCommandHistory();
 
@@ -576,7 +580,7 @@ static void Con_Send(const char *command, byte src, int silent)
 
     if(len >= 0x8000)
     {
-        Con_Message("Con_Send: Command is too long, length=%i.\n", len);
+        Con_Message("Con_Send: Command is too long, length=%i.", len);
         return;
     }
 
@@ -663,8 +667,7 @@ static boolean Con_CheckExecBuffer(void)
 
         if(count++ > 100)
         {
-            Con_Message("Console execution buffer overflow! "
-                        "Everything canceled.\n");
+            Con_Message("Console execution buffer overflow! Everything canceled.");
             Con_ClearExecBuffer();
             break;
         }
@@ -1974,7 +1977,8 @@ void Con_Message(char const *message, ...)
     va_end(argptr);
 
     // Ensure the message has a terminating new line character.
-    if(buffer[qstrlen(buffer)] != '\n')
+    int messageLen = qstrlen(buffer);
+    if(messageLen && buffer[messageLen - 1] != '\n')
         std::strcat(buffer, "\n");
 
     // These messages are always dumped. If consoleDump is set,
@@ -2196,7 +2200,7 @@ D_CMD(Quit)
 #ifdef __CLIENT__
     if(Updater_IsDownloadInProgress())
     {
-        Con_Message("Cannot quit while downloading update.\n");
+        Con_Message("Cannot quit while downloading update.");
         return false;
     }
 #endif
diff --git a/doomsday/client/src/dd_loop.cpp b/doomsday/client/src/dd_loop.cpp
index 521d5cb3b0..a486e9af82 100644
--- a/doomsday/client/src/dd_loop.cpp
+++ b/doomsday/client/src/dd_loop.cpp
@@ -190,7 +190,7 @@ static void endFrame(void)
     uint nowTime = Timer_RealMilliseconds();
 
     /*
-    Con_Message("endFrame with %i ms (%i render)\n", nowTime - lastShowAt, nowTime - frameStartAt);
+    Con_Message("endFrame with %i ms (%i render)", nowTime - lastShowAt, nowTime - frameStartAt);
     lastShowAt = nowTime;
     */
 
@@ -408,7 +408,7 @@ static void baseTicker(timespan_t time)
                 coord_t actualMom[2] = { mo->origin[0] - prevPos[0], mo->origin[1] - prevPos[1] };
                 coord_t actualSpeed = V2d_Length(actualMom);
 
-                Con_Message("%i,%f,%f,%f,%f\n", SECONDS_TO_TICKS(sysTime + time),
+                Con_Message("%i,%f,%f,%f,%f", SECONDS_TO_TICKS(sysTime + time),
                             ddPlayers[0].shared.forwardMove, speed, actualSpeed, speed - prevSpeed);
 
                 V3d_Copy(prevPos, mo->origin);
@@ -515,7 +515,7 @@ static void timeDeltaStatistics(int deltaMs)
             }
             average /= NUM_FRAMETIME_DELTAS;
             variance /= NUM_FRAMETIME_DELTAS;
-            Con_Message("Time deltas [%i frames]: min=%-6i max=%-6i avg=%-11.7f late=%5.1f%% var=%12.10f\n",
+            Con_Message("Time deltas [%i frames]: min=%-6i max=%-6i avg=%-11.7f late=%5.1f%% var=%12.10f",
                         NUM_FRAMETIME_DELTAS, minDelta, maxDelta, average,
                         lateCount/(float)NUM_FRAMETIME_DELTAS*100,
                         variance);
diff --git a/doomsday/client/src/dd_main.cpp b/doomsday/client/src/dd_main.cpp
index 0281edac4b..4e3beb0300 100644
--- a/doomsday/client/src/dd_main.cpp
+++ b/doomsday/client/src/dd_main.cpp
@@ -174,7 +174,7 @@ D_CMD(CheckForUpdates)
 {
     DENG_UNUSED(src); DENG_UNUSED(argc); DENG_UNUSED(argv);
 
-    Con_Message("Checking for available updates...\n");
+    Con_Message("Checking for available updates...");
     Updater_CheckNow(false/* don't notify */);
     return true;
 }
@@ -184,7 +184,7 @@ D_CMD(CheckForUpdatesAndNotify)
     DENG_UNUSED(src); DENG_UNUSED(argc); DENG_UNUSED(argv);
 
     /// @todo Combine into the same command with CheckForUpdates?
-    Con_Message("Checking for available updates...\n");
+    Con_Message("Checking for available updates...");
     Updater_CheckNow(true/* do notify */);
     return true;
 }
@@ -852,7 +852,7 @@ static void loadResource(ResourceManifest &manifest)
         // Print the 'CRC' number of IWADs, so they can be identified.
         if(Wad *wad = dynamic_cast<Wad*>(file))
         {
-            Con_Message("  IWAD identification: %08x\n", wad->calculateCRC());
+            Con_Message("  IWAD identification: %08x", wad->calculateCRC());
         }
     }
 }
@@ -912,7 +912,7 @@ static int DD_LoadGameStartupResourcesWorker(void* parameters)
      * @note  Duplicate processing of the same file is automatically guarded
      *        against by the virtual file system layer.
      */
-    Con_Message("Loading game resources%s\n", verbose >= 1? ":" : "...");
+    Con_Message("Loading game resources%s", verbose >= 1? ":" : "...");
 
     de::Game::Manifests const& gameManifests = games->current().manifests();
     int const numPackages = gameManifests.count(RC_PACKAGE);
@@ -1195,7 +1195,7 @@ static int DD_ActivateGameWorker(void* parameters)
         configFileName = games->current().mainConfig();
     }
 
-    Con_Message("Parsing primary config \"%s\"...\n", F_PrettyPath(Str_Text(configFileName)));
+    Con_Message("Parsing primary config \"%s\"...", F_PrettyPath(Str_Text(configFileName)));
     Con_ParseCommands2(Str_Text(configFileName), CPCF_SET_DEFAULT | CPCF_ALLOW_SAVE_STATE);
     if(configFileName == &tmp)
         Str_Free(&tmp);
@@ -1302,7 +1302,7 @@ boolean DD_GameInfo(GameInfo *info)
     }
 
 #if _DEBUG
-    Con_Message("DD_GameInfo: Warning, no game currently loaded - returning false.\n");
+    Con_Message("DD_GameInfo: Warning, no game currently loaded - returning false.");
 #endif
     return false;
 }
@@ -1355,7 +1355,7 @@ gameid_t DD_DefineGame(GameDef const *def)
     {
         /*de::Game& game =*/ games->byIdentityKey(def->identityKey);
 #if _DEBUG
-        Con_Message("Warning: DD_DefineGame: Failed adding game \"%s\", identity key '%s' already in use, ignoring.\n", def->defaultTitle, def->identityKey);
+        Con_Message("Warning: DD_DefineGame: Failed adding game \"%s\", identity key '%s' already in use, ignoring.", def->defaultTitle, def->identityKey);
 #endif
         return 0; // Invalid id.
     }
@@ -1399,7 +1399,7 @@ bool DD_ChangeGame(de::Game& game, bool allowReload = false)
         if(!allowReload)
         {
             if(App_GameLoaded())
-                Con_Message("%s (%s) - already loaded.\n", Str_Text(game.title()), Str_Text(game.identityKey()));
+                Con_Message("%s (%s) - already loaded.", Str_Text(game.title()), Str_Text(game.identityKey()));
             return true;
         }
         // We are re-loading.
@@ -1533,11 +1533,11 @@ bool DD_ChangeGame(de::Game& game, bool allowReload = false)
     VERBOSE(
         if(!isNullGame(game))
         {
-            Con_Message("Selecting game '%s'...\n", Str_Text(game.identityKey()));
+            Con_Message("Selecting game '%s'...", Str_Text(game.identityKey()));
         }
         else if(!isReload)
         {
-            Con_Message("Unloaded game.\n");
+            Con_Message("Unloaded game.");
         }
     )
 
@@ -1554,7 +1554,7 @@ bool DD_ChangeGame(de::Game& game, bool allowReload = false)
         // Re-initialize subsystems needed even when in ringzero.
         if(!DD_ExchangeGamePluginEntryPoints(game.pluginId()))
         {
-            Con_Message("Warning: DD_ChangeGame: Failed exchanging entrypoints with plugin %i, aborting.\n", (int)game.pluginId());
+            Con_Message("Warning: DD_ChangeGame: Failed exchanging entrypoints with plugin %i, aborting.", (int)game.pluginId());
             return false;
         }
 
@@ -1670,7 +1670,7 @@ static void DD_AutoLoad(void)
     int numNewFiles;
     while((numNewFiles = loadFilesFromDataGameAuto()) > 0)
     {
-        VERBOSE( Con_Message("Autoload round completed with %i new files.\n", numNewFiles) );
+        VERBOSE( Con_Message("Autoload round completed with %i new files.", numNewFiles) );
     }
 }
 
@@ -1945,7 +1945,7 @@ boolean DD_Init(void)
         }
         else
         {
-            Con_Message("Warning: Cannot dump unknown lump \"%s\", ignoring.\n", name.toAscii().constData());
+            Con_Message("Warning: Cannot dump unknown lump \"%s\", ignoring.", name.toAscii().constData());
         }
     }
 
@@ -1963,17 +1963,17 @@ boolean DD_Init(void)
     if(CommandLine_CheckWith("-parse", 1))
     {
         uint startTime;
-        Con_Message("Parsing additional (pre-init) config files:\n");
+        Con_Message("Parsing additional (pre-init) config files:");
         startTime = Timer_RealMilliseconds();
         for(;;)
         {
             const char* arg = CommandLine_Next();
             if(!arg || arg[0] == '-') break;
 
-            Con_Message("  Processing \"%s\"...\n", F_PrettyPath(arg));
+            Con_Message("  Processing \"%s\"...", F_PrettyPath(arg));
             Con_ParseCommands(arg);
         }
-        VERBOSE( Con_Message("  Done in %.2f seconds.\n", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
+        VERBOSE( Con_Message("  Done in %.2f seconds.", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
     }
 
     // A console command on the command line?
@@ -2045,7 +2045,7 @@ boolean DD_Init(void)
         // We'll open the console and print a list of the known games too.
         Con_Execute(CMDS_DDAY, "conopen", true, false);
         if(!CommandLine_Exists("-noautoselect"))
-            Con_Message("Automatic game selection failed.\n");
+            Con_Message("Automatic game selection failed.");
         Con_Execute(CMDS_DDAY, "listgames", false, false);
     }
 
@@ -2054,7 +2054,7 @@ boolean DD_Init(void)
 
 static void DD_InitResourceSystem(void)
 {
-    Con_Message("Initializing Resource subsystem...\n");
+    Con_Message("Initializing Resource subsystem...");
 
     initPathMappings();
 
@@ -2078,7 +2078,7 @@ static int DD_StartupWorker(void* /*parm*/)
 
     // Was the change to userdir OK?
     if(CommandLine_CheckWith("-userdir", 1) && !app.usingUserDir)
-        Con_Message("--(!)-- User directory not found (check -userdir).\n");
+        Con_Message("--(!)-- User directory not found (check -userdir).");
 
     DD_InitResourceSystem();
 
@@ -2093,16 +2093,16 @@ static int DD_StartupWorker(void* /*parm*/)
     {
         uint startTime = Timer_RealMilliseconds();
 
-        Con_Message("Parsing additional (pre-init) config files:\n");
+        Con_Message("Parsing additional (pre-init) config files:");
         for(;;)
         {
             char const *arg = CommandLine_NextAsPath();
             if(!arg || arg[0] == '-') break;
 
-            Con_Message("  Processing \"%s\"...\n", F_PrettyPath(arg));
+            Con_Message("  Processing \"%s\"...", F_PrettyPath(arg));
             Con_ParseCommands(arg);
         }
-        VERBOSE( Con_Message("  Done in %.2f seconds.\n", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
+        VERBOSE( Con_Message("  Done in %.2f seconds.", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
     }
 
     /*
@@ -2132,19 +2132,19 @@ static int DD_StartupWorker(void* /*parm*/)
     GL_EarlyInitTextureManager();
 #endif
 
-    Con_Message("Initializing Texture subsystem...\n");
+    Con_Message("Initializing Texture subsystem...");
     DENG_ASSERT(!textures);
     textures = new Textures();
     DD_CreateTextureSchemes();
 
-    Con_Message("Initializing Material subsystem...\n");
+    Con_Message("Initializing Material subsystem...");
     DENG_ASSERT(!materials);
     materials = new Materials();
     DD_CreateMaterialSchemes();
     Con_SetProgress(140);
 
 #ifdef __CLIENT__
-    Con_Message("Initializing Binding subsystem...\n");
+    Con_Message("Initializing Binding subsystem...");
     B_Init();
     Con_SetProgress(150);
 #endif
@@ -2157,10 +2157,10 @@ static int DD_StartupWorker(void* /*parm*/)
     Demo_Init();
 #endif
 
-    Con_Message("Initializing InFine subsystem...\n");
+    Con_Message("Initializing InFine subsystem...");
     FI_Init();
 
-    Con_Message("Initializing UI subsystem...\n");
+    Con_Message("Initializing UI subsystem...");
     UI_Init();
     Con_SetProgress(190);
 
@@ -2251,7 +2251,7 @@ void DD_UpdateEngineState(void)
 {
     boolean hadFog;
 
-    Con_Message("Updating engine state...\n");
+    Con_Message("Updating engine state...");
 
     // Stop playing sounds and music.
     S_Reset();
@@ -2782,7 +2782,7 @@ D_CMD(Load)
     // Ignore attempts to load directories.
     if(Str_RAt(searchPath, 0) == '/')
     {
-        Con_Message("Directories cannot be \"loaded\" (only files and/or known games).\n");
+        Con_Message("Directories cannot be \"loaded\" (only files and/or known games).");
         return true;
     }
 
@@ -2792,9 +2792,9 @@ D_CMD(Load)
         Game &game = games->byIdentityKey(Str_Text(searchPath));
         if(!game.allStartupFilesFound())
         {
-            Con_Message("Failed to locate all required startup resources:\n");
+            Con_Message("Failed to locate all required startup resources:");
             Game::printFiles(game, FF_STARTUP);
-            Con_Message("%s (%s) cannot be loaded.\n", Str_Text(game.title()), Str_Text(game.identityKey()));
+            Con_Message("%s (%s) cannot be loaded.", Str_Text(game.title()), Str_Text(game.identityKey()));
             return true;
         }
         if(!DD_ChangeGame(game)) return false;
@@ -2838,7 +2838,7 @@ static de::File1* tryLoadFile(de::Uri const& search, size_t baseOffset)
         de::FileHandle& hndl = App_FileSystem().openFile(search.path(), "rb", baseOffset, false /* no duplicates */);
 
         de::Uri foundFileUri = hndl.file().composeUri();
-        VERBOSE( Con_Message("Loading \"%s\"...\n", NativePath(foundFileUri.asText()).pretty().toUtf8().constData()) )
+        VERBOSE( Con_Message("Loading \"%s\"...", NativePath(foundFileUri.asText()).pretty().toUtf8().constData()) )
 
         App_FileSystem().index(hndl.file());
 
@@ -2867,17 +2867,17 @@ static bool tryUnloadFile(de::Uri const& search)
         if(games->current().isRequiredFile(file))
         {
             Con_Message("\"%s\" is required by the current game.\n"
-                        "Required game files cannot be unloaded in isolation.\n",
+                        "Required game files cannot be unloaded in isolation.",
                         pathUtf8.constData());
             return false;
         }
 
-        VERBOSE2( Con_Message("Unloading \"%s\"...\n", pathUtf8.constData()) )
+        VERBOSE2( Con_Message("Unloading \"%s\"...", pathUtf8.constData()) )
 
         App_FileSystem().deindex(file);
         delete &file;
 
-        VERBOSE2( Con_Message("Done unloading \"%s\".\n", pathUtf8.constData()) )
+        VERBOSE2( Con_Message("Done unloading \"%s\".", pathUtf8.constData()) )
         return true;
     }
     catch(FS1::NotFoundError const&)
@@ -2894,7 +2894,7 @@ D_CMD(Unload)
     {
         if(!App_GameLoaded())
         {
-            Con_Message("There is no game currently loaded.\n");
+            Con_Message("There is no game currently loaded.");
             return true;
         }
         return DD_ChangeGame(games->nullGame());
@@ -2910,7 +2910,7 @@ D_CMD(Unload)
     // Ignore attempts to unload directories.
     if(Str_RAt(searchPath, 0) == '/')
     {
-        Con_Message("Directories cannot be \"unloaded\" (only files and/or known games).\n");
+        Con_Message("Directories cannot be \"unloaded\" (only files and/or known games).");
         return true;
     }
 
@@ -2925,7 +2925,7 @@ D_CMD(Unload)
                 return DD_ChangeGame(games->nullGame());
             }
 
-            Con_Message("%s is not currently loaded.\n", Str_Text(game.identityKey()));
+            Con_Message("%s is not currently loaded.", Str_Text(game.identityKey()));
             return true;
         }
         catch(Games::NotFoundError const &)
@@ -2974,7 +2974,7 @@ D_CMD(ReloadGame)
 
     if(!App_GameLoaded())
     {
-        Con_Message("No game is presently loaded.\n");
+        Con_Message("No game is presently loaded.");
         return true;
     }
     DD_ChangeGame(games->current(), true/* allow reload */);
diff --git a/doomsday/client/src/dd_pinit.cpp b/doomsday/client/src/dd_pinit.cpp
index efb902a048..5ae210a4f7 100644
--- a/doomsday/client/src/dd_pinit.cpp
+++ b/doomsday/client/src/dd_pinit.cpp
@@ -144,13 +144,13 @@ void DD_ConsoleInit(void)
     // Get the console online ASAP.
     Con_Init();
 
-    Con_Message("Executable: " DOOMSDAY_NICENAME " " DOOMSDAY_VERSION_FULLTEXT ".\n");
+    Con_Message("Executable: " DOOMSDAY_NICENAME " " DOOMSDAY_VERSION_FULLTEXT ".");
 
     // Print the used command line.
-    Con_Message("Command line (%i strings):\n", CommandLine_Count());
+    Con_Message("Command line (%i strings):", CommandLine_Count());
     for(p = 0; p < CommandLine_Count(); ++p)
     {
-        Con_Message("  %i: %s\n", p, CommandLine_At(p));
+        Con_Message("  %i: %s", p, CommandLine_At(p));
     }
 }
 
diff --git a/doomsday/client/src/dd_plugin.cpp b/doomsday/client/src/dd_plugin.cpp
index 2d75781791..b34c4bc29f 100644
--- a/doomsday/client/src/dd_plugin.cpp
+++ b/doomsday/client/src/dd_plugin.cpp
@@ -87,7 +87,7 @@ static int loadPlugin(void* libraryFile, const char* fileName, const char* plugi
     plugin = Library_New(pluginPath);
     if(!plugin)
     {
-        Con_Message("  loadPlugin: Did not load \"%s\" (%s).\n", pluginPath, Library_LastError());
+        Con_Message("  loadPlugin: Did not load \"%s\" (%s).", pluginPath, Library_LastError());
         return 0; // Continue iteration.
     }
 
@@ -121,7 +121,7 @@ static int loadPlugin(void* libraryFile, const char* fileName, const char* plugi
 
     // This seems to be a Doomsday plugin.
     _splitpath(pluginPath, NULL, NULL, name, NULL);
-    Con_Message("  (id:%i) %s\n", plugId, name);
+    Con_Message("  (id:%i) %s", plugId, name);
 
     *handle = plugin;
 
@@ -144,7 +144,7 @@ static boolean unloadPlugin(PluginHandle* handle)
 
 void Plug_LoadAll(void)
 {
-    Con_Message("Initializing plugins...\n");
+    Con_Message("Initializing plugins...");
 
     Library_IterateAvailableLibraries(loadPlugin, 0);
 }
@@ -286,7 +286,7 @@ void* DD_FindEntryPoint(pluginid_t pluginId, const char* fn)
     addr = Library_Symbol(hInstPlug[plugIndex], fn);
     if(!addr)
     {
-        Con_Message("DD_FindEntryPoint: Error locating address of \"%s\" (%s).\n", fn,
+        Con_Message("DD_FindEntryPoint: Error locating address of \"%s\" (%s).", fn,
                     Library_LastError());
     }
     return addr;
diff --git a/doomsday/client/src/dd_wad.cpp b/doomsday/client/src/dd_wad.cpp
index f7ccf7555e..0282db33f2 100644
--- a/doomsday/client/src/dd_wad.cpp
+++ b/doomsday/client/src/dd_wad.cpp
@@ -117,12 +117,12 @@ lumpnum_t W_CheckLumpNumForName2(char const* name, boolean silent)
     if(!name || !name[0])
     {
         if(!silent)
-            VERBOSE2( Con_Message("Warning: W_CheckLumpNumForName: Empty name, returning invalid lumpnum.\n") )
+            VERBOSE2( Con_Message("Warning: W_CheckLumpNumForName: Empty name, returning invalid lumpnum.") )
         return -1;
     }
     lumpNum = App_FileSystem().lumpNumForName(name);
     if(!silent && lumpNum < 0)
-        VERBOSE2( Con_Message("Warning: W_CheckLumpNumForName: Lump \"%s\" not found.\n", name) )
+        VERBOSE2( Con_Message("Warning: W_CheckLumpNumForName: Lump \"%s\" not found.", name) )
     return lumpNum;
 }
 
diff --git a/doomsday/client/src/def_main.cpp b/doomsday/client/src/def_main.cpp
index 48346dfeec..593bb455fc 100644
--- a/doomsday/client/src/def_main.cpp
+++ b/doomsday/client/src/def_main.cpp
@@ -733,7 +733,7 @@ void Def_CountMsg(int count, const char* label)
     if(!verbose && !count)
         return; // Don't print zeros if not verbose.
 
-    Con_Message("%5i %s\n", count, label);
+    Con_Message("%5i %s", count, label);
 }
 
 /**
@@ -758,7 +758,7 @@ void Def_ReadLumpDefs(void)
 
     if(verbose && numProcessedLumps > 0)
     {
-        Con_Message("ReadLumpDefs: %i definition lump%s read.\n", numProcessedLumps, numProcessedLumps != 1 ? "s" : "");
+        Con_Message("ReadLumpDefs: %i definition lump%s read.", numProcessedLumps, numProcessedLumps != 1 ? "s" : "");
     }
 }
 
@@ -1241,7 +1241,7 @@ void Def_Read()
     generateMaterialDefs();
 
     // Read all definitions files and lumps.
-    Con_Message("Parsing definition files%s\n", verbose >= 1? ":" : "...");
+    Con_Message("Parsing definition files%s", verbose >= 1? ":" : "...");
     readAllDefinitions();
 
     // Any definition hooks?
@@ -1417,7 +1417,7 @@ void Def_Read()
             // It's probably a bias light definition, then?
             if(!defs.lights[i].uniqueMapID[0])
             {
-                Con_Message("Warning: Def_Read: Undefined state '%s' in Light definition.\n", defs.lights[i].state);
+                Con_Message("Warning: Def_Read: Undefined state '%s' in Light definition.", defs.lights[i].state);
             }
             continue;
         }
@@ -1579,7 +1579,7 @@ void Def_Read()
     }
 
     // Log a summary of the definition database.
-    Con_Message("Definitions:\n");
+    Con_Message("Definitions:");
     Def_CountMsg(defs.count.groups.num, "animation groups");
     Def_CountMsg(defs.count.compositeFonts.num, "composite fonts");
     Def_CountMsg(defs.count.details.num, "detail textures");
@@ -2144,7 +2144,7 @@ int Def_Set(int type, int index, int value, const void* ptr)
 
             if(sprite < 0 || sprite >= defs.count.sprites.num)
             {
-                Con_Message("Warning: Def_Set: Unknown sprite index %i.\n", sprite);
+                Con_Message("Warning: Def_Set: Unknown sprite index %i.", sprite);
                 break;
             }
 
@@ -2173,7 +2173,7 @@ int Def_Set(int type, int index, int value, const void* ptr)
                 sounds[index].lumpNum = App_FileSystem().lumpNumForName(sounds[index].lumpName);
                 if(sounds[index].lumpNum < 0)
                 {
-                    Con_Message("Warning: Def_Set: Unknown sound lump name \"%s\", sound (#%i) will be inaudible.\n",
+                    Con_Message("Warning: Def_Set: Unknown sound lump name \"%s\", sound (#%i) will be inaudible.",
                                 sounds[index].lumpName, index);
                 }
             }
@@ -2289,7 +2289,7 @@ D_CMD(ListMobjs)
 
     if(defs.count.mobjs.num <= 0)
     {
-        Con_Message("There are currently no mobjtypes defined/loaded.\n");
+        Con_Message("There are currently no mobjtypes defined/loaded.");
         return true;
     }
 
diff --git a/doomsday/client/src/def_read.cpp b/doomsday/client/src/def_read.cpp
index 843bfc1032..9ad8ab3eda 100644
--- a/doomsday/client/src/def_read.cpp
+++ b/doomsday/client/src/def_read.cpp
@@ -881,7 +881,7 @@ static int DED_ReadData(ded_t* ded, const char* buffer, const char* _sourceFile)
                 idx = Def_GetMobjNum(otherMobjId);
                 if(idx < 0)
                 {
-                    VERBOSE( Con_Message("Warning: Unknown Mobj %s in %s on line #%i, will be ignored.\n",
+                    VERBOSE( Con_Message("Warning: Unknown Mobj %s in %s on line #%i, will be ignored.",
                                          otherMobjId, source ? source->fileName : "?", source ? source->lineNumber : 0) )
 
                     // We'll read into a dummy definition.
@@ -980,7 +980,7 @@ static int DED_ReadData(ded_t* ded, const char* buffer, const char* _sourceFile)
                 idx = Def_GetStateNum(otherStateId);
                 if(idx < 0)
                 {
-                    VERBOSE( Con_Message("Warning: Unknown State %s in %s on line #%i, will be ignored.\n",
+                    VERBOSE( Con_Message("Warning: Unknown State %s in %s on line #%i, will be ignored.",
                                          otherStateId, source ? source->fileName : "?", source ? source->lineNumber : 0) )
 
                     // We'll read into a dummy definition.
@@ -1167,7 +1167,7 @@ static int DED_ReadData(ded_t* ded, const char* buffer, const char* _sourceFile)
                 {
                     VERBOSE(
                         AutoStr* path = Uri_ToString(otherMat);
-                        Con_Message("Warning: Unknown Material %s in %s on line #%i, will be ignored.\n",
+                        Con_Message("Warning: Unknown Material %s in %s on line #%i, will be ignored.",
                                     Str_Text(path), source ? source->fileName : "?", source ? source->lineNumber : 0);
                         )
 
diff --git a/doomsday/client/src/edit_bias.cpp b/doomsday/client/src/edit_bias.cpp
index 55d6ecd7a1..279bffb125 100644
--- a/doomsday/client/src/edit_bias.cpp
+++ b/doomsday/client/src/edit_bias.cpp
@@ -370,7 +370,7 @@ static boolean SBE_Save(const char* name)
     file = fopen(Str_Text(&fileName), "wt");
     if(!file)
     {
-        Con_Message("Warning: Failed opening \"%s\" for write. Bias Lights not saved.\n", F_PrettyPath(Str_Text(&fileName)));
+        Con_Message("Warning: Failed opening \"%s\" for write. Bias Lights not saved.", F_PrettyPath(Str_Text(&fileName)));
         Str_Free(&fileName);
         return false;
     }
diff --git a/doomsday/client/src/edit_map.cpp b/doomsday/client/src/edit_map.cpp
index 98af3794d9..c3ac0b41da 100644
--- a/doomsday/client/src/edit_map.cpp
+++ b/doomsday/client/src/edit_map.cpp
@@ -310,7 +310,7 @@ static void pruneLinedefs(EditMap* map)
     if(newNum < map->numLineDefs)
     {
         if(unused > 0)
-            Con_Message("  Pruned %d unused linedefs\n", unused);
+            Con_Message("  Pruned %d unused linedefs.", unused);
 
         map->numLineDefs = newNum;
     }
@@ -346,10 +346,10 @@ static void pruneVertices(EditMap* map)
         int dupNum = map->vertexCount() - newNum - unused;
 
         if(unused > 0)
-            Con_Message("  Pruned %d unused vertices.\n", unused);
+            Con_Message("  Pruned %d unused vertices.", unused);
 
         if(dupNum > 0)
-            Con_Message("  Pruned %d duplicate vertices\n", dupNum);
+            Con_Message("  Pruned %d duplicate vertices.", dupNum);
 
         map->vertexCount() = newNum;
     }
@@ -380,10 +380,10 @@ static void pruneUnusedSidedefs(EditMap* map)
         int dupNum = map->numSideDefs - newNum - unused;
 
         if(unused > 0)
-            Con_Message("  Pruned %d unused sidedefs\n", unused);
+            Con_Message("  Pruned %d unused sidedefs.", unused);
 
         if(dupNum > 0)
-            Con_Message("  Pruned %d duplicate sidedefs\n", dupNum);
+            Con_Message("  Pruned %d duplicate sidedefs.", dupNum);
 
         map->numSideDefs = newNum;
     }
@@ -418,7 +418,7 @@ static void pruneUnusedSectors(EditMap* map)
 
     if(newNum < map->sectorCount())
     {
-        Con_Message("  Pruned %d unused sectors\n", map->sectorCount() - newNum);
+        Con_Message("  Pruned %d unused sectors.", map->sectorCount() - newNum);
         map->sectorCount() = newNum;
     }
 }
@@ -510,7 +510,7 @@ static void hardenSectorBspLeafList(GameMap* map, uint secIDX)
 static void buildSectorBspLeafLists(GameMap* map)
 {
     uint i;
-    VERBOSE( Con_Message(" Build BSP leaf tables...\n") )
+    VERBOSE( Con_Message(" Build BSP leaf tables...") )
 
     for(i = 0; i < map->sectorCount(); ++i)
     {
@@ -1016,14 +1016,14 @@ static void hardenVertexOwnerRings(GameMap* dest, EditMap* src)
         uint idx;
 
         if(verbose >= 2)
-            Con_Message("Vertex #%i: line owners #%i\n", i, v->numLineOwners);
+            Con_Message("Vertex #%i: line owners #%i", i, v->numLineOwners);
 
         p = base = v->lineOwners;
         idx = 0;
         do
         {
             if(verbose >= 2)
-                Con_Message("  %i: p= #%05i this= #%05i n= #%05i, dANG= %-3.f\n",
+                Con_Message("  %i: p= #%05i this= #%05i n= #%05i, dANG= %-3.f",
                             idx, p->LO_prev->line - map->lineDefs,
                             p->line - map->lineDefs,
                             p->LO_next->line - map->lineDefs, BANG2DEG(p->angle));
@@ -1294,7 +1294,7 @@ void MPE_DetectOverlappingLines(GameMap* map)
 
     if(numOverlaps == 0) return;
 
-    VERBOSE( Con_Message("Detected %lu overlapped linedefs\n", (unsigned long) numOverlaps) )
+    VERBOSE( Con_Message("Detected %lu overlapping linedefs.", (unsigned long) numOverlaps) )
 }
 #endif
 
@@ -1745,7 +1745,7 @@ static int printMissingMaterialWorker(StringPool::Id internId, void* parameters)
                 int const refCount = materialDict->userValue(internId);
                 String const& materialUri = materialDict->string(internId);
                 QByteArray materialUriUtf8 = materialUri.toUtf8();
-                Con_Message(" %4u x \"%s\"\n", refCount, materialUriUtf8.constData());
+                Con_Message(" %4u x \"%s\"", refCount, materialUriUtf8.constData());
             }
         }
     }
@@ -1764,7 +1764,7 @@ static void printMissingMaterials(void)
     materialDict->iterate(printMissingMaterialWorker, &numMissing);
     if(!numMissing) return;
 
-    Con_Message("  [110] Warning: Found %u unknown %s:\n", numMissing, numMissing == 1? "material":"materials");
+    Con_Message("  [110] Warning: Found %u unknown %s:", numMissing, numMissing == 1? "material":"materials");
     // List the missing materials.
     materialDict->iterate(printMissingMaterialWorker, 0);
 }
@@ -2032,14 +2032,14 @@ boolean MPE_GameObjProperty(const char* entityName, uint elementIndex,
     entityDef = P_MapEntityDefByName(entityName);
     if(!entityDef)
     {
-        Con_Message("Warning: MPE_GameObjProperty: Unknown entity name:\"%s\", ignoring.\n", entityName);
+        Con_Message("Warning: MPE_GameObjProperty: Unknown entity name:\"%s\", ignoring.", entityName);
         return false;
     }
 
     // Is this a known property?
     if(MapEntityDef_PropertyByName2(entityDef, propertyName, &propertyDef) < 0)
     {
-        Con_Message("Warning: MPE_GameObjProperty: Entity \"%s\" has no \"%s\" property, ignoring.\n", entityName, propertyName);
+        Con_Message("Warning: MPE_GameObjProperty: Entity \"%s\" has no \"%s\" property, ignoring.", entityName, propertyName);
         return false;
     }
 
diff --git a/doomsday/client/src/filesys/fs_main.cpp b/doomsday/client/src/filesys/fs_main.cpp
index fa7b914403..b7b096aa18 100644
--- a/doomsday/client/src/filesys/fs_main.cpp
+++ b/doomsday/client/src/filesys/fs_main.cpp
@@ -1101,7 +1101,7 @@ void FS1::clearPathMappings()
 void FS1::printDirectory(Path path)
 {
     QByteArray pathUtf8 = NativePath(path).pretty().toUtf8();
-    Con_Message("Directory: %s\n", pathUtf8.constData());
+    Con_Message("Directory: %s", pathUtf8.constData());
 
     // We are interested in *everything*.
     path = path / "*";
@@ -1114,7 +1114,7 @@ void FS1::printDirectory(Path path)
         DENG2_FOR_EACH_CONST(PathList, i, found)
         {
             QByteArray foundPath = NativePath(i->path).pretty().toUtf8();
-            Con_Message("  %s\n", foundPath.constData());
+            Con_Message("  %s", foundPath.constData());
         }
     }
 }
diff --git a/doomsday/client/src/filesys/fs_util.cpp b/doomsday/client/src/filesys/fs_util.cpp
index a21917f42e..e22e41dc6e 100644
--- a/doomsday/client/src/filesys/fs_util.cpp
+++ b/doomsday/client/src/filesys/fs_util.cpp
@@ -674,7 +674,7 @@ boolean F_Dump(void const* data, size_t size, char const* path)
     FILE* outFile = fopen(Str_Text(nativePath), "wb");
     if(!outFile)
     {
-        Con_Message("Warning: Failed to open \"%s\" for writing (error: %s), aborting.\n",
+        Con_Message("Warning: Failed to open \"%s\" for writing (error: %s), aborting.",
                     F_PrettyPath(Str_Text(nativePath)), strerror(errno));
         return false;
     }
diff --git a/doomsday/client/src/games.cpp b/doomsday/client/src/games.cpp
index 0f823d5fa8..9c98bce34d 100644
--- a/doomsday/client/src/games.cpp
+++ b/doomsday/client/src/games.cpp
@@ -210,7 +210,7 @@ static int locateAllResourcesWorker(void *parameters)
     int n = 0;
     foreach(Game *game, games->all())
     {
-        Con_Message("Locating \"%s\"...\n", Str_Text(game->title()));
+        Con_Message("Locating \"%s\"...", Str_Text(game->title()));
 
         games->locateStartupResources(*game);
         Con_SetProgress((n + 1) * 200 / games->count() - 1);
diff --git a/doomsday/client/src/gl/gl_defer.cpp b/doomsday/client/src/gl/gl_defer.cpp
index 67367857f1..5e653fd137 100644
--- a/doomsday/client/src/gl/gl_defer.cpp
+++ b/doomsday/client/src/gl/gl_defer.cpp
@@ -361,7 +361,7 @@ DGLuint GL_GetReservedTextureName(void)
         while(reservedCount == 0)
         {
             // Wait for someone to refill the names buffer.
-            Con_Message("GL_GetReservedTextureName: Sleeping until new names available.\n");
+            Con_Message("GL_GetReservedTextureName: Sleeping until new names available.");
             Sys_Sleep(5);
         }
         Sys_Lock(deferredMutex);
diff --git a/doomsday/client/src/gl/gl_draw.cpp b/doomsday/client/src/gl/gl_draw.cpp
index fe04b4ab8e..5e9b82120f 100644
--- a/doomsday/client/src/gl/gl_draw.cpp
+++ b/doomsday/client/src/gl/gl_draw.cpp
@@ -396,7 +396,7 @@ DENG_EXTERN_C void GL_BeginBorderedProjection(dgl_borderedprojectionstate_t* bp)
     if(!bp)
     {
 #if _DEBUG
-        Con_Message("Warning: GL_BeginBorderedProjection: Invalid 'bp' argument, ignoring.\n");
+        Con_Message("Warning: GL_BeginBorderedProjection: Invalid 'bp' argument, ignoring.");
 #endif
         return;
     }
@@ -461,7 +461,7 @@ DENG_EXTERN_C void GL_EndBorderedProjection(dgl_borderedprojectionstate_t* bp)
     if(!bp)
     {
 #if _DEBUG
-        Con_Message("Warning: GL_EndBorderedProjection: Invalid 'bp' argument, ignoring.\n");
+        Con_Message("Warning: GL_EndBorderedProjection: Invalid 'bp' argument, ignoring.");
 #endif
         return;
     }
diff --git a/doomsday/client/src/gl/gl_drawvectorgraphic.cpp b/doomsday/client/src/gl/gl_drawvectorgraphic.cpp
index 567cee4ed5..5b19ec9ba0 100644
--- a/doomsday/client/src/gl/gl_drawvectorgraphic.cpp
+++ b/doomsday/client/src/gl/gl_drawvectorgraphic.cpp
@@ -155,7 +155,7 @@ DENG_EXTERN_C void GL_DrawSvg3(svgid_t id, const Point2Rawf* origin, float scale
     {
 #if _DEBUG
         if(id != 0)
-            Con_Message("GL_DrawSvg: Invalid origin argument (=NULL), aborting draw.\n");
+            Con_Message("GL_DrawSvg: Invalid origin argument (=NULL), aborting draw.");
 #endif
         return;
     }
@@ -163,14 +163,14 @@ DENG_EXTERN_C void GL_DrawSvg3(svgid_t id, const Point2Rawf* origin, float scale
     {
 #if _DEBUG
         if(id != 0)
-            Con_Message("GL_DrawSvg: Unknown SVG id #%u, aborting draw.\n", (unsigned int)id);
+            Con_Message("GL_DrawSvg: Unknown SVG id #%u, aborting draw.", (unsigned int)id);
 #endif
         return;
     }
     if(!Svg_Prepare(svg))
     {
 #if _DEBUG
-        Con_Message("GL_DrawSvg: Failed preparing SVG #%u, aborting draw.\n", (unsigned int)id);
+        Con_Message("GL_DrawSvg: Failed preparing SVG #%u, aborting draw.", (unsigned int)id);
 #endif
         return;
     }
diff --git a/doomsday/client/src/gl/gl_main.cpp b/doomsday/client/src/gl/gl_main.cpp
index 39bbc1e0d2..e7aa0051ed 100644
--- a/doomsday/client/src/gl/gl_main.cpp
+++ b/doomsday/client/src/gl/gl_main.cpp
@@ -285,7 +285,7 @@ static void printConfiguration()
     Con_Printf("  Texture Compression: %s\n", enabled[GL_state.features.texCompression? 1:0]);
     Con_Printf("  Texture NPOT: %s\n", enabled[GL_state.features.texNonPowTwo? 1:0]);
     if(GL_state.forceFinishBeforeSwap)
-        Con_Message("  glFinish() forced before swapping buffers.\n");
+        Con_Message("  glFinish() forced before swapping buffers.");
 }
 
 boolean GL_EarlyInit()
@@ -293,7 +293,7 @@ boolean GL_EarlyInit()
     if(novideo) return true;
     if(initGLOk) return true; // Already initialized.
 
-    Con_Message("Initializing Render subsystem...\n");
+    Con_Message("Initializing Render subsystem...");
 
     gamma_support = !CommandLine_Check("-noramp");
 
@@ -310,7 +310,7 @@ boolean GL_EarlyInit()
     // Check the maximum texture size.
     if(GL_state.maxTexSize == 256)
     {
-        Con_Message("Using restricted texture w/h ratio (1:8).\n");
+        Con_Message("Using restricted texture w/h ratio (1:8).");
         ratioLimit = 8;
     }
     // Set a custom maximum size?
@@ -321,12 +321,12 @@ boolean GL_EarlyInit()
         if(GL_state.maxTexSize < customSize)
             customSize = GL_state.maxTexSize;
         GL_state.maxTexSize = customSize;
-        Con_Message("Using maximum texture size of %i x %i.\n", GL_state.maxTexSize, GL_state.maxTexSize);
+        Con_Message("Using maximum texture size of %i x %i.", GL_state.maxTexSize, GL_state.maxTexSize);
     }
     if(CommandLine_Check("-outlines"))
     {
         fillOutlines = false;
-        Con_Message("Textures have outlines.\n");
+        Con_Message("Textures have outlines.");
     }
 
     renderTextures = !CommandLine_Exists("-notex");
@@ -1198,7 +1198,7 @@ D_CMD(ToggleFullscreen)
 
 D_CMD(SetBPP)
 {
-    DENG_UNUSED(src); DENG_UNUSED(argc);
+    DENG2_UNUSED2(src, argc);
 
     int attribs[] = {
         DDWA_COLOR_DEPTH_BITS, atoi(argv[1]),
@@ -1209,44 +1209,50 @@ D_CMD(SetBPP)
 
 D_CMD(DisplayModeInfo)
 {
-    DENG_UNUSED(src); DENG_UNUSED(argc); DENG_UNUSED(argv);
+    DENG2_UNUSED3(src, argc, argv);
 
     Window const *wnd = Window_Main();
     DisplayMode const *mode = DisplayMode_Current();
 
-    Con_Message("Current display mode: %i x %i x %i (%i:%i",
-                mode->width, mode->height, mode->depth, mode->ratioX, mode->ratioY);
+    QString str = QString("Current display mode:%1 depth:%2 (%3:%4")
+                      .arg(de::Vector2i(mode->width, mode->height).asText())
+                      .arg(mode->depth)
+                      .arg(mode->ratioX)
+                      .arg(mode->ratioY);
     if(mode->refreshRate > 0)
     {
-        Con_Message(", refresh: %.1f Hz", mode->refreshRate);
+        str += QString(", refresh: %1 Hz").arg(mode->refreshRate, 0, 'g', 1);
     }
-    Con_Message(")\nMain window: (%i,%i) %ix%i fullscreen:%s centered:%s maximized:%s\n",
-                Window_X(wnd), Window_Y(wnd), Window_Width(wnd), Window_Height(wnd),
-                Window_IsFullscreen(wnd)? "yes" : "no",
-                Window_IsCentered(wnd)? "yes" : "no",
-                Window_IsMaximized(wnd)? "yes" : "no");
-    Con_Message("Normal geometry: (%i,%i) %ix%i\n",
-                Window_NormalX(wnd), Window_NormalY(wnd),
-                Window_NormalWidth(wnd), Window_NormalHeight(wnd));
+    str += QString(")\nMain window origin:%1 dimensions:%2 fullscreen:%3 centered:%4 maximized:%5")
+                .arg(de::Vector2i(Window_X(wnd), Window_Y(wnd)).asText())
+                .arg(de::Vector2i(Window_Width(wnd), Window_Height(wnd)).asText())
+                .arg(Window_IsFullscreen(wnd)? "yes" : "no")
+                .arg(Window_IsCentered(wnd)  ? "yes" : "no")
+                .arg(Window_IsMaximized(wnd) ? "yes" : "no");
+    str += QString("\nNormal geometry:%1 %2")
+                .arg(de::Vector2i(Window_NormalX(wnd), Window_NormalY(wnd)).asText())
+                .arg(de::Vector2i(Window_NormalWidth(wnd), Window_NormalHeight(wnd)).asText());
+
+    Con_Message(str.toUtf8().constData());
     return true;
 }
 
 D_CMD(ListDisplayModes)
 {
-    DENG_UNUSED(src); DENG_UNUSED(argc); DENG_UNUSED(argv);
+    DENG2_UNUSED3(src, argc, argv);
 
-    Con_Message("There are %i display modes available:\n", DisplayMode_Count());
+    Con_Message("There are %i display modes available:", DisplayMode_Count());
     for(int i = 0; i < DisplayMode_Count(); ++i)
     {
         DisplayMode const *mode = DisplayMode_ByIndex(i);
         if(mode->refreshRate > 0)
         {
-            Con_Message("  %i x %i x %i (%i:%i, refresh: %.1f Hz)\n", mode->width, mode->height,
+            Con_Message("  %i x %i x %i (%i:%i, refresh: %.1f Hz)", mode->width, mode->height,
                         mode->depth, mode->ratioX, mode->ratioY, mode->refreshRate);
         }
         else
         {
-            Con_Message("  %i x %i x %i (%i:%i)\n", mode->width, mode->height,
+            Con_Message("  %i x %i x %i (%i:%i)", mode->width, mode->height,
                         mode->depth, mode->ratioX, mode->ratioY);
         }
     }
@@ -1255,10 +1261,10 @@ D_CMD(ListDisplayModes)
 
 D_CMD(UpdateGammaRamp)
 {
-    DENG_UNUSED(src); DENG_UNUSED(argc); DENG_UNUSED(argv);
+    DENG2_UNUSED3(src, argc, argv);
 
     GL_SetGamma();
-    Con_Printf("Gamma ramp set.\n");
+    Con_Message("Gamma ramp set.");
     return true;
 }
 
diff --git a/doomsday/client/src/gl/gl_texmanager.cpp b/doomsday/client/src/gl/gl_texmanager.cpp
index ae1306586c..e9c8ff88f7 100644
--- a/doomsday/client/src/gl/gl_texmanager.cpp
+++ b/doomsday/client/src/gl/gl_texmanager.cpp
@@ -3213,7 +3213,7 @@ D_CMD(MipMap)
     int newMipMode = String(argv[1]).toInt();
     if(newMipMode < 0 || newMipMode > 5)
     {
-        Con_Message("Invalid mipmapping mode %i specified. Valid range is [0..5).\n", newMipMode);
+        Con_Message("Invalid mipmapping mode %i specified. Valid range is [0..5).", newMipMode);
         return false;
     }
 
diff --git a/doomsday/client/src/gl/sys_opengl.cpp b/doomsday/client/src/gl/sys_opengl.cpp
index 4240e59ddf..f6b619944f 100644
--- a/doomsday/client/src/gl/sys_opengl.cpp
+++ b/doomsday/client/src/gl/sys_opengl.cpp
@@ -18,8 +18,6 @@
  * http://www.gnu.org/licenses</small>
  */
 
-// HEADER FILES ------------------------------------------------------------
-
 #include "de_platform.h"
 #include "de_base.h"
 #include "de_console.h"
@@ -29,8 +27,7 @@
 #include "gl/sys_opengl.h"
 
 #include <de/libdeng2.h>
-
-// MACROS ------------------------------------------------------------------
+#include <QStringList>
 
 #ifdef WIN32
 #   define GETPROC(Type, x)   x = de::function_cast<void *, Type>(wglGetProcAddress(#x))
@@ -38,14 +35,6 @@
 #   define GETPROC(Type, x)   x = SDL_GL_GetProcAddress(#x)
 #endif
 
-// TYPES -------------------------------------------------------------------
-
-// FUNCTION PROTOTYPES -----------------------------------------------------
-
-// EXTERNAL DATA DECLARATIONS ----------------------------------------------
-
-// PUBLIC DATA DEFINITIONS -------------------------------------------------
-
 gl_state_t GL_state;
 
 #ifdef WIN32
@@ -63,8 +52,6 @@ PFNGLLOCKARRAYSEXTPROC         glLockArraysEXT = NULL;
 PFNGLUNLOCKARRAYSEXTPROC       glUnlockArraysEXT = NULL;
 #endif
 
-// PRIVATE DATA DEFINITIONS ------------------------------------------------
-
 static boolean doneEarlyInit = false;
 static boolean inited = false;
 static boolean firstTimeInit = true;
@@ -73,8 +60,6 @@ static boolean firstTimeInit = true;
 static PROC wglGetExtString;
 #endif
 
-// CODE --------------------------------------------------------------------
-
 static int query(const char* ext)
 {
     int result = 0;
@@ -197,40 +182,40 @@ static void printGLUInfo(void)
     LIBDENG_ASSERT_IN_MAIN_THREAD();
     LIBDENG_ASSERT_GL_CONTEXT_ACTIVE();
 
-    Con_Message("OpenGL information:\n");
-    Con_Message("  Vendor: %s\n", glGetString(GL_VENDOR));
-    Con_Message("  Renderer: %s\n", glGetString(GL_RENDERER));
-    Con_Message("  Version: %s\n", glGetString(GL_VERSION));
+    Con_Message("OpenGL information:");
+    Con_Message("  Vendor: %s", glGetString(GL_VENDOR));
+    Con_Message("  Renderer: %s", glGetString(GL_RENDERER));
+    Con_Message("  Version: %s", glGetString(GL_VERSION));
 
 #ifdef USE_TEXTURE_COMPRESSION_S3
     if(GL_state.extensions.texCompressionS3)
     {
         glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &iVal);
-        Con_Message("  Available Compressed Texture Formats: %i\n", iVal);
+        Con_Message("  Available Compressed Texture Formats: %i", iVal);
     }
 #endif
 
     glGetIntegerv(GL_MAX_TEXTURE_UNITS, &iVal);
-    Con_Message("  Available Texture Units: %i\n", iVal);
+    Con_Message("  Available Texture Units: %i", iVal);
 
     if(GL_state.extensions.texFilterAniso)
     {
         glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &iVal);
-        Con_Message("  Maximum Texture Anisotropy: %i\n", iVal);
+        Con_Message("  Maximum Texture Anisotropy: %i", iVal);
     }
     else
     {
-        Con_Message("  Variable Texture Anisotropy Unavailable.\n");
+        Con_Message("  Variable Texture Anisotropy Unavailable.");
     }
 
     glGetIntegerv(GL_MAX_TEXTURE_SIZE, &iVal);
-    Con_Message("  Maximum Texture Size: %i\n", iVal);
+    Con_Message("  Maximum Texture Size: %i", iVal);
 
     glGetFloatv(GL_LINE_WIDTH_GRANULARITY, fVals);
-    Con_Message("  Line Width Granularity: %3.1f\n", fVals[0]);
+    Con_Message("  Line Width Granularity: %3.1f", fVals[0]);
 
     glGetFloatv(GL_LINE_WIDTH_RANGE, fVals);
-    Con_Message("  Line Width Range: %3.1f...%3.1f\n", fVals[0], fVals[1]);
+    Con_Message("  Line Width Range: %3.1f...%3.1f", fVals[0], fVals[1]);
 
     Sys_GLPrintExtensions();
 }
@@ -471,8 +456,8 @@ boolean Sys_GLInitialize(void)
         double version = (versionStr? strtod((const char*) versionStr, NULL) : 0);
         if(version == 0)
         {
-            Con_Message("Sys_GLInitialize: Failed to determine OpenGL version.\n");
-            Con_Message("  OpenGL version: %s\n", glGetString(GL_VERSION));
+            Con_Message("Sys_GLInitialize: Failed to determine OpenGL version.");
+            Con_Message("  OpenGL version: %s", glGetString(GL_VERSION));
         }
         else if(version < 1.4)
         {
@@ -486,8 +471,8 @@ boolean Sys_GLInitialize(void)
             }
             else
             {
-                Con_Message("Warning: Sys_GLInitialize: OpenGL implementation may be too old (1.4+ required).\n");
-                Con_Message("  OpenGL version: %s\n", glGetString(GL_VERSION));
+                Con_Message("Warning: Sys_GLInitialize: OpenGL implementation may be too old (1.4+ required).");
+                Con_Message("  OpenGL version: %s", glGetString(GL_VERSION));
             }
         }
 
@@ -643,53 +628,41 @@ boolean Sys_GLQueryExtension(const char* name, const GLubyte* extensions)
     return false;
 }
 
-static void printExtensions(const GLubyte* extensions)
+static void printExtensions(QStringList extensions)
 {
-    char* token, *extbuf;
-    size_t len;
-
-    if(!extensions || !extensions[0])
-        return;
-    len = strlen((const char*) extensions);
+    QString const indent(4, ' ');
 
-    if(0 == (extbuf = (char *) M_Malloc(len+1)))
-        Con_Error("printExtensions: Failed on allocation of %lu bytes for print buffer.",
-                  (unsigned long) (len+1));
-
-    strcpy(extbuf, (const char*) extensions);
-    token = strtok(extbuf, " ");
-    while(token)
+    while(!extensions.isEmpty())
     {
-        Con_Message("    "); // Indent.
+        QString str = indent;
         if(verbose)
         {
             // Show full names.
-            Con_Message("%s\n", token);
+            str += extensions.takeFirst();
         }
         else
         {
-            // Two on one line, clamp to 30 characters.
-            Con_Message("%-30.30s", token);
-            token = strtok(NULL, " ");
-            if(token)
-                Con_Message(" %-30.30s", token);
-            Con_Message("\n");
+            // Two on one line, clamp to 30 characters max.
+            str += extensions.takeFirst().leftJustified(30, ' ', true /*truncate*/);
+            if(!extensions.isEmpty())
+                str += " " + extensions.takeFirst().leftJustified(30, ' ', true /*truncate*/);
         }
-        token = strtok(NULL, " ");
+
+        Con_Message(str.toUtf8().constData());
     }
-    free(extbuf);
 }
 
 void Sys_GLPrintExtensions(void)
 {
-    Con_Message("  Extensions:\n");
-    printExtensions(glGetString(GL_EXTENSIONS));
+    Con_Message("  Extensions:");
+    printExtensions(QString((char const *) glGetString(GL_EXTENSIONS)).split(" ", QString::SkipEmptyParts));
+
 #if WIN32
     // List the WGL extensions too.
     if(wglGetExtString)
     {
-        Con_Message("  Extensions (WGL):\n");
-        printExtensions(((const GLubyte*(__stdcall*)(HDC))wglGetExtString)(wglGetCurrentDC()));
+        Con_Message("  Extensions (WGL):");
+        printExtensions(QString((char const *) ((GLubyte const *(__stdcall *)(HDC))wglGetExtString)(wglGetCurrentDC())).split(" ", QString::SkipEmptyParts));
     }
 #endif
 }
@@ -701,7 +674,7 @@ boolean Sys_GLCheckError(void)
     {
         GLenum error = glGetError();
         if(error != GL_NO_ERROR)
-            Con_Message("OpenGL error: 0x%x\n", error);
+            Con_Message("OpenGL error: 0x%x", error);
     }
 #endif
     return false;
diff --git a/doomsday/client/src/m_misc.cpp b/doomsday/client/src/m_misc.cpp
index 42be891d36..996d7c80d2 100644
--- a/doomsday/client/src/m_misc.cpp
+++ b/doomsday/client/src/m_misc.cpp
@@ -331,7 +331,7 @@ static size_t FileReader(const char* name, char** buffer)
     if(handle == -1)
     {
 #if _DEBUG
-        Con_Message("Warning:FileReader: Failed opening \"%s\" for reading.\n", name);
+        Con_Message("Warning:FileReader: Failed opening \"%s\" for reading.", name);
 #endif
         return length;
     }
diff --git a/doomsday/client/src/map/blockmap.cpp b/doomsday/client/src/map/blockmap.cpp
index d09b837649..8da341d46d 100644
--- a/doomsday/client/src/map/blockmap.cpp
+++ b/doomsday/client/src/map/blockmap.cpp
@@ -68,7 +68,7 @@ Blockmap* Blockmap_New(coord_t const min[2], coord_t const max[2], uint cellWidt
     height = (uint)ceil((max[1] - min[1]) / (coord_t)cellHeight);
     bm->gridmap = Gridmap_New(width, height, sizeof(BlockmapCellData), PU_MAPSTATIC);
 
-    VERBOSE( Con_Message("Blockmap::New: Width:%u Height:%u\n", width, height) )
+    VERBOSE( Con_Message("Blockmap::New: Width:%u Height:%u", width, height) )
     return bm;
 }
 
diff --git a/doomsday/client/src/map/dam_file.cpp b/doomsday/client/src/map/dam_file.cpp
index 83b8c4cbd0..6a59989060 100644
--- a/doomsday/client/src/map/dam_file.cpp
+++ b/doomsday/client/src/map/dam_file.cpp
@@ -1136,7 +1136,7 @@ static boolean doArchiveMap(GameMap* map, const char* path, boolean write)
     if(!openMapFile(path, write))
         return false; // Hmm, invalid path?
 
-    Con_Message("DAM_MapRead: %s cached map %s.\n", write? "Saving" : "Loading", path);
+    Con_Message("DAM_MapRead: %s cached map %s.", write? "Saving" : "Loading", path);
 
     /*materialDict = M_Calloc(sizeof(*materialDict));
     if(write)
diff --git a/doomsday/client/src/map/dam_main.cpp b/doomsday/client/src/map/dam_main.cpp
index 455b1d0eaf..b65dccb812 100644
--- a/doomsday/client/src/map/dam_main.cpp
+++ b/doomsday/client/src/map/dam_main.cpp
@@ -187,7 +187,7 @@ static bool convertMap(GameMap** map, archivedmap_t* dam)
 
     VERBOSE(
         AutoStr* path = Uri_ToString(dam->uri);
-        Con_Message("convertMap: Attempting conversion of '%s'.\n", Str_Text(path));
+        Con_Message("convertMap: Attempting conversion of '%s'.", Str_Text(path));
         );
 
     // Any converters available?
@@ -208,7 +208,7 @@ static bool convertMap(GameMap** map, archivedmap_t* dam)
     }
 
     if(!converted || verbose >= 2)
-        Con_Message("convertMap: %s.\n", (converted? "Successful" : "Failed"));
+        Con_Message("convertMap: %s.", (converted? "Successful" : "Failed"));
 
     return converted;
 }
@@ -363,7 +363,7 @@ boolean DAM_AttemptMapLoad(Uri const* _uri)
 
             { uint startTime = Timer_RealMilliseconds();
             GameMap_InitSkyFix(map);
-            VERBOSE2( Con_Message("Initial sky fix done in %.2f seconds.\n", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
+            VERBOSE2( Con_Message("Initial sky fix done in %.2f seconds.", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
             }
         }
     }
diff --git a/doomsday/client/src/map/gamemap.cpp b/doomsday/client/src/map/gamemap.cpp
index e28eb7f5f5..6090cdca13 100644
--- a/doomsday/client/src/map/gamemap.cpp
+++ b/doomsday/client/src/map/gamemap.cpp
@@ -449,7 +449,7 @@ static void initPolyobj(Polyobj* po)
         if(bspLeaf->polyObj)
         {
             Con_Message("Warning: GameMap::initPolyobj: Multiple polyobjs in a single BSP leaf\n"
-                        "  (BSP leaf %lu, sector %lu). Previous polyobj overridden.\n",
+                        "  (BSP leaf %lu, sector %lu). Previous polyobj overridden.",
                         (unsigned long)GET_BSPLEAF_IDX(bspLeaf), (unsigned long)GET_SECTOR_IDX(bspLeaf->sector));
         }
         bspLeaf->polyObj = po;
@@ -496,7 +496,7 @@ void GameMap_InitNodePiles(GameMap* map)
 
     DENG2_ASSERT(map);
 
-    VERBOSE( Con_Message("GameMap::InitNodePiles: Initializing...\n") )
+    VERBOSE( Con_Message("GameMap::InitNodePiles: Initializing...") )
     VERBOSE2( starttime = Timer_RealMilliseconds() )
 
     // Initialize node piles and line rings.
@@ -512,7 +512,7 @@ void GameMap_InitNodePiles(GameMap* map)
     }
 
     // How much time did we spend?
-    VERBOSE2( Con_Message("  Done in %.2f seconds.\n", (Timer_RealMilliseconds() - starttime) / 1000.0f) )
+    VERBOSE2( Con_Message("  Done in %.2f seconds.", (Timer_RealMilliseconds() - starttime) / 1000.0f) )
 }
 
 void GameMap_InitLineDefBlockmap(GameMap* map, const_pvec2d_t min_, const_pvec2d_t max_)
diff --git a/doomsday/client/src/map/generators.cpp b/doomsday/client/src/map/generators.cpp
index 77aaf5d1f1..d4cd07eb56 100644
--- a/doomsday/client/src/map/generators.cpp
+++ b/doomsday/client/src/map/generators.cpp
@@ -121,7 +121,7 @@ static listnode_t* Generators_NewLink(Generators* gens)
     if(gens->linkStoreCursor < gens->linkStoreSize)
         return &gens->linkStore[gens->linkStoreCursor++];
 
-    VERBOSE( Con_Message("Generators_NewLink: Exhausted store.\n") );
+    VERBOSE( Con_Message("Generators_NewLink: Exhausted store.") );
     return NULL;
 }
 
diff --git a/doomsday/client/src/map/p_mobj.cpp b/doomsday/client/src/map/p_mobj.cpp
index dc44e9f698..e10c96546e 100644
--- a/doomsday/client/src/map/p_mobj.cpp
+++ b/doomsday/client/src/map/p_mobj.cpp
@@ -83,7 +83,7 @@ mobj_t* P_MobjCreate(thinkfunc_t function, coord_t const pos[3], angle_t angle,
 #ifdef _DEBUG
     if(isClient)
     {
-        VERBOSE2( Con_Message("P_MobjCreate: Client creating mobj at [x:%f, y:%f, z:%f]\n", pos[VX], pos[VY], pos[VZ]) );
+        VERBOSE2( Con_Message("P_MobjCreate: Client creating mobj at [x:%f, y:%f, z:%f]", pos[VX], pos[VY], pos[VZ]) );
     }
 #endif
 
@@ -136,7 +136,7 @@ DENG_EXTERN_C void P_MobjDestroy(mobj_t* mo)
 #ifdef _DEBUG
     if(mo->ddFlags & DDMF_MISSILE)
     {
-        VERBOSE2( Con_Message("P_MobjDestroy: Destroying missile %i.\n", mo->thinker.id) );
+        VERBOSE2( Con_Message("P_MobjDestroy: Destroying missile %i.", mo->thinker.id) );
     }
 #endif
 
@@ -175,7 +175,7 @@ DENG_EXTERN_C void P_MobjSetState(mobj_t* mobj, int statenum)
     /*
     if(mobj->ddFlags & DDMF_MISSILE)
     {
-        Con_Message("P_MobjSetState: Missile %i going to state %i.\n", mobj->thinker.id, statenum);
+        Con_Message("P_MobjSetState: Missile %i going to state %i.", mobj->thinker.id, statenum);
     }
     */
 #endif
diff --git a/doomsday/client/src/map/r_world.cpp b/doomsday/client/src/map/r_world.cpp
index a24ac5e7b6..af233fcb44 100644
--- a/doomsday/client/src/map/r_world.cpp
+++ b/doomsday/client/src/map/r_world.cpp
@@ -1133,7 +1133,7 @@ DENG_EXTERN_C void R_SetupMap(int mode, int flags)
         float startTime = Timer_Seconds();
         Rend_CacheForMap();
         App_Materials().processCacheQueue();
-        VERBOSE( Con_Message("Precaching took %.2f seconds.\n", Timer_Seconds() - startTime) )
+        VERBOSE( Con_Message("Precaching took %.2f seconds.", Timer_Seconds() - startTime) )
 #endif
 
         S_SetupForChangedMap();
diff --git a/doomsday/client/src/network/monitor.cpp b/doomsday/client/src/network/monitor.cpp
index 898ae9c938..11856cdd8a 100644
--- a/doomsday/client/src/network/monitor.cpp
+++ b/doomsday/client/src/network/monitor.cpp
@@ -57,29 +57,29 @@ static void Monitor_Print(void)
 
     if(!monitoredBytes)
     {
-        Con_Message("Nothing has been sent yet.\n");
+        Con_Message("Nothing has been sent yet.");
         return;
     }
-    Con_Message("%u bytes sent (%i packets).\n", monitoredBytes, monitoredPackets);
+    Con_Message("%u bytes sent (%i packets).", monitoredBytes, monitoredPackets);
 
     for(i = 0, k = 0; i < 256; ++i)
     {
-        if(!k) Con_Message("    ");
+        if(!k) Con_Printf("    ");
 
-        Con_Message("%10.10lf", (double)(monitor[i]) / (double)monitoredBytes);
+        Con_Printf("%10.10lf", (double)(monitor[i]) / (double)monitoredBytes);
 
         // Break lines.
         if(++k == 4)
         {
             k = 0;
-            Con_Message(",\n");
+            Con_Printf(",\n");
         }
         else
         {
-            Con_Message(", ");
+            Con_Printf(", ");
         }
     }
-    if(k) Con_Message("\n");
+    if(k) Con_Printf("\n");
 }
 
 D_CMD(NetFreqs)
diff --git a/doomsday/client/src/network/net_buf.cpp b/doomsday/client/src/network/net_buf.cpp
index 9b7300a56b..b3827241cf 100644
--- a/doomsday/client/src/network/net_buf.cpp
+++ b/doomsday/client/src/network/net_buf.cpp
@@ -354,7 +354,7 @@ boolean N_GetPacket(void)
 
     /*{extern byte monitorMsgQueue;
     if(monitorMsgQueue)
-        Con_Message("N_GetPacket: %i messages queued.\n", msgCount);
+        Con_Message("N_GetPacket: %i messages queued.", msgCount);
     }*/
 
     if((msg = N_GetNextMessage()) == NULL)
@@ -366,7 +366,7 @@ boolean N_GetPacket(void)
     // There was a packet!
 /*
 #if _DEBUG
-   Con_Message("N_GetPacket: from=%x, len=%i\n", msg->sender, msg->size);
+   Con_Message("N_GetPacket: from=%x, len=%i", msg->sender, msg->size);
 #endif
 */
     netBuffer.player = msg->player;
@@ -415,12 +415,12 @@ void N_PrintTransmissionStats(void)
 {
     if(numOutBytes == 0)
     {
-        Con_Message("Transmission efficiency: Nothing has been sent yet.\n");
+        Con_Message("Transmission efficiency: Nothing has been sent yet.");
     }
     else
     {
         Con_Message("Transmission efficiency: %.3f%% (data: %i bytes, sent: %i "
-                    "bytes)\n", 100 - (100.0f * numSentBytes) / numOutBytes,
+                    "bytes)", 100 - (100.0f * numSentBytes) / numOutBytes,
                     (int)numOutBytes, (int)numSentBytes);
     }
 }
diff --git a/doomsday/client/src/network/net_demo.cpp b/doomsday/client/src/network/net_demo.cpp
index ce73a8bf7e..17d8a6ffd1 100644
--- a/doomsday/client/src/network/net_demo.cpp
+++ b/doomsday/client/src/network/net_demo.cpp
@@ -368,7 +368,7 @@ void Demo_StopPlayback(void)
     if(!playback)
         return;
 
-    Con_Message("Demo was %.2f seconds (%i tics) long.\n",
+    Con_Message("Demo was %.2f seconds (%i tics) long.",
                 (DEMOTIC - demoStartTic) / (float) TICSPERSEC,
                 DEMOTIC - demoStartTic);
 
@@ -385,9 +385,8 @@ void Demo_StopPlayback(void)
         if(!diff)
             diff = 1;
         // Print summary and exit.
-        Con_Message("Timedemo results: ");
-        Con_Message("%i game tics in %.1f seconds\n", r_framecounter, diff);
-        Con_Message("%f FPS\n", r_framecounter / diff);
+        Con_Message("Timedemo results: %i game tics in %.1f seconds", r_framecounter, diff);
+        Con_Message("%f FPS", r_framecounter / diff);
         Sys_Quit();
     }
     */
diff --git a/doomsday/client/src/network/net_event.cpp b/doomsday/client/src/network/net_event.cpp
index 3afbd482fa..ab8f11bebb 100644
--- a/doomsday/client/src/network/net_event.cpp
+++ b/doomsday/client/src/network/net_event.cpp
@@ -263,7 +263,7 @@ void N_Update(void)
             {
                 // We're still in a netGame, which means we didn't disconnect
                 // voluntarily.
-                Con_Message("N_Update: Connection was terminated.\n");
+                Con_Message("N_Update: Connection was terminated.");
                 N_Disconnect();
             }
             break;*/
@@ -286,7 +286,7 @@ void N_TerminateClient(int console)
     if(!clients[console].connected)
         return;
 
-    Con_Message("N_TerminateClient: '%s' from console %i.\n",
+    Con_Message("N_TerminateClient: '%s' from console %i.",
                 clients[console].name, console);
 
     App_ServerSystem().terminateNode(clients[console].nodeID);
diff --git a/doomsday/client/src/network/net_main.cpp b/doomsday/client/src/network/net_main.cpp
index 296a43e903..e247dd6d49 100644
--- a/doomsday/client/src/network/net_main.cpp
+++ b/doomsday/client/src/network/net_main.cpp
@@ -338,7 +338,7 @@ void Net_SendPlayerInfo(int srcPlrNum, int destPlrNum)
     nameLen = strlen(clients[srcPlrNum].name);
 
 #ifdef _DEBUG
-    Con_Message("Net_SendPlayerInfo: src=%i dest=%i name=%s\n",
+    Con_Message("Net_SendPlayerInfo: src=%i dest=%i name=%s",
                 srcPlrNum, destPlrNum, clients[srcPlrNum].name);
 #endif
 
@@ -462,7 +462,7 @@ static void Net_DoUpdate(void)
 #ifdef _DEBUG
     if(netGame && verbose >= 2)
     {
-        Con_Message("Net_DoUpdate: coordTimer=%i cl:%i shmo:%p\n", coordTimer,
+        Con_Message("Net_DoUpdate: coordTimer=%i cl:%i shmo:%p", coordTimer,
                     isClient, ddPlayers[consolePlayer].shared.mo);
     }
 #endif
@@ -592,7 +592,7 @@ void Net_StopGame(void)
 
 #ifdef __CLIENT__
 # ifdef _DEBUG
-    Con_Message("Net_StopGame: Sending PCL_GOODBYE.\n");
+    Con_Message("Net_StopGame: Sending PCL_GOODBYE.");
 # endif
     // We are a connected client.
     Msg_Begin(PCL_GOODBYE);
@@ -642,7 +642,7 @@ void Net_StopGame(void)
     }
 
 #ifdef _DEBUG
-    Con_Message("Net_StopGame: Reseting console & view player to zero.\n");
+    Con_Message("Net_StopGame: Reseting console & view player to zero.");
 #endif
     consolePlayer = displayPlayer = 0;
     ddPlayers[0].shared.inGame = true;
@@ -791,7 +791,7 @@ void Net_Ticker(timespan_t time)
                 if(Sv_IsFrameTarget(i))
                 {
                     Con_Message("%i(rdy%i): avg=%05ims thres=%05ims "
-                                "bwr=%05i maxfs=%05lub unakd=%05i\n", i,
+                                "bwr=%05i maxfs=%05lub unakd=%05i", i,
                                 clients[i].ready, 0, 0,
                                 clients[i].bandwidthRating,
                                 /*clients[i].bwrAdjustTime,*/
@@ -799,7 +799,7 @@ void Net_Ticker(timespan_t time)
                                 Sv_CountUnackedDeltas(i));
                 }
                 /*if(ddPlayers[i].inGame)
-                    Con_Message("%i: cmds=%i\n", i, clients[i].numTics);*/
+                    Con_Message("%i: cmds=%i", i, clients[i].numTics);*/
             }
         }
     }
@@ -1129,7 +1129,7 @@ void Net_FinishConnection(int nodeId, const byte* data, int size)
 {
     serverinfo_t info;
 
-    Con_Message("Net_FinishConnection: Got reply with %i bytes.\n", size);
+    Con_Message("Net_FinishConnection: Got reply with %i bytes.", size);
 
     // Parse the response for server info.
     N_ClientHandleResponseToInfoQuery(nodeId, data, size);
@@ -1143,14 +1143,14 @@ void Net_FinishConnection(int nodeId, const byte* data, int size)
     }
     else
     {
-        Con_Message("Net_FinishConnection: Failed to retrieve server info.\n");
+        Con_Message("Net_FinishConnection: Failed to retrieve server info.");
     }
 }
 #endif
 
 int Net_StartConnection(const char* address, int port)
 {
-    Con_Message("Net_StartConnection: Connecting to %s...\n", address);
+    Con_Message("Net_StartConnection: Connecting to %s...", address);
 
     // Start searching at the specified location.
     Net_ServerLink().connectDomain(de::String(address) + ":" + port, 7 /*timeout*/);
@@ -1251,32 +1251,32 @@ D_CMD(Net)
         else if(!stricmp(argv[1], "info"))
         {
             N_PrintNetworkStatus();
-            Con_Message("Network game: %s\n", netGame ? "yes" : "no");
-            Con_Message("This is console %i (local player %i).\n", consolePlayer, P_ConsoleToLocal(consolePlayer));
+            Con_Message("Network game: %s", netGame ? "yes" : "no");
+            Con_Message("This is console %i (local player %i).", consolePlayer, P_ConsoleToLocal(consolePlayer));
         }
 #ifdef __CLIENT__
         else if(!stricmp(argv[1], "disconnect"))
         {
             if(!netGame)
             {
-                Con_Printf("This client is not connected to a server.\n");
+                Con_Message("This client is not connected to a server.");
                 return false;
             }
 
             if(!isClient)
             {
-                Con_Printf("This is not a client.\n");
+                Con_Message("This is not a client.");
                 return false;
             }
 
             Net_ServerLink().disconnect();
 
-            Con_Message("Disconnected.\n");
+            Con_Message("Disconnected.");
         }
 #endif
         else
         {
-            Con_Printf("Bad arguments.\n");
+            Con_Message("Bad arguments.");
             return false; // Bad args.
         }
     }
@@ -1290,7 +1290,7 @@ D_CMD(Net)
             {
                 if(netGame)
                 {
-                    Con_Printf("Already in a netGame.\n");
+                    Con_Message("Already in a netGame.");
                     return false;
                 }
 
@@ -1298,26 +1298,26 @@ D_CMD(Net)
 
                 if(success)
                 {
-                    Con_Message("Server \"%s\" started.\n", serverName);
+                    Con_Message("Server \"%s\" started.", serverName);
                 }
             }
             else if(!stricmp(argv[2], "close") || !stricmp(argv[2], "stop"))
             {
                 if(!isServer)
                 {
-                    Con_Printf("This is not a server!\n");
+                    Con_Message("This is not a server!");
                     return false;
                 }
 
                 // Close the server and kick everybody out.
                 if((success = N_ServerClose()) != false)
                 {
-                    Con_Message("Server \"%s\" closed.\n", serverName);
+                    Con_Message("Server \"%s\" closed.", serverName);
                 }
             }
             else
             {
-                Con_Printf("Bad arguments.\n");
+                Con_Message("Bad arguments.");
                 return false;
             }
         }
@@ -1331,7 +1331,7 @@ D_CMD(Net)
         {
             if(netGame)
             {
-                Con_Printf("Already connected.\n");
+                Con_Message("Already connected.");
                 return false;
             }
 
diff --git a/doomsday/client/src/network/sys_network.cpp b/doomsday/client/src/network/sys_network.cpp
index 92d2c97400..3ffe6fa67e 100644
--- a/doomsday/client/src/network/sys_network.cpp
+++ b/doomsday/client/src/network/sys_network.cpp
@@ -122,12 +122,12 @@ void N_PrintNetworkStatus(void)
 {
     if(isClient)
     {
-        Con_Message("CLIENT: Connected to server at %s.\n",
+        Con_Message("CLIENT: Connected to server at %s.",
                     svLink->address().asText().toAscii().constData());
     }
     else
     {
-        Con_Message("OFFLINE: Single-player mode.\n");
+        Con_Message("OFFLINE: Single-player mode.");
     }
 
     N_PrintBufferInfo();
diff --git a/doomsday/client/src/network/ui_mpi.cpp b/doomsday/client/src/network/ui_mpi.cpp
index 5af5068683..d0c58ed25b 100644
--- a/doomsday/client/src/network/ui_mpi.cpp
+++ b/doomsday/client/src/network/ui_mpi.cpp
@@ -501,10 +501,10 @@ void MPIUpdateServerList(void)
                stricmp(info.gameIdentityKey, Str_Text(App_CurrentGame().identityKey())) ||
                !info.canJoin)
             {
-                Con_Message("Server %s filtered out:\n", info.name);
-                Con_Message("  remote = %i, local = %i\n", info.version, DOOMSDAY_VERSION);
-                Con_Message("  remote = %s, local = %s\n", info.gameIdentityKey, Str_Text(App_CurrentGame().identityKey()));
-                Con_Message("  can join = %i\n", info.canJoin);
+                Con_Message("Server %s filtered out:", info.name);
+                Con_Message("  remote = %i, local = %i", info.version, DOOMSDAY_VERSION);
+                Con_Message("  remote = %s, local = %s", info.gameIdentityKey, Str_Text(App_CurrentGame().identityKey()));
+                Con_Message("  can join = %i", info.canJoin);
                 continue;
             }
 
@@ -638,7 +638,7 @@ void DD_NetSetup(int serverMode)
 {
     if(!App_GameLoaded())
     {
-        Con_Message("%s setup can only be activated when a game is loaded.\n", serverMode? "Server" : "Client");
+        Con_Message("%s setup can only be activated when a game is loaded.", serverMode? "Server" : "Client");
         return;
     }
 
diff --git a/doomsday/client/src/render/r_fakeradio.cpp b/doomsday/client/src/render/r_fakeradio.cpp
index 6baa26efb0..2970e8d7c3 100644
--- a/doomsday/client/src/render/r_fakeradio.cpp
+++ b/doomsday/client/src/render/r_fakeradio.cpp
@@ -267,5 +267,5 @@ void Rend_RadioInitForMap(void)
         }
     }
 
-    VERBOSE2( Con_Message("R_InitFakeRadioForMap: Done in %.2f seconds.\n", (Timer_RealMilliseconds() - startTime) / 1000.0f) )
+    VERBOSE2( Con_Message("R_InitFakeRadioForMap: Done in %.2f seconds.", (Timer_RealMilliseconds() - startTime) / 1000.0f) )
 }
diff --git a/doomsday/client/src/render/r_lgrid.cpp b/doomsday/client/src/render/r_lgrid.cpp
index 6aae344cf1..cc7dc21e8b 100644
--- a/doomsday/client/src/render/r_lgrid.cpp
+++ b/doomsday/client/src/render/r_lgrid.cpp
@@ -275,7 +275,7 @@ void LG_InitForMap(void)
 /*
 #if _DEBUG
     for(n = 0; n < numSamples; ++n)
-        Con_Message(" %i of %i %i(%f %f)\n",
+        Con_Message(" %i of %i %i(%f %f)",
                     n, numSamples, (n == center)? 1 : 0,
                     samplePoints[n].pos[VX], samplePoints[n].pos[VY]);
 #endif
@@ -375,7 +375,7 @@ void LG_InitForMap(void)
     grid = (gridblock_t* ) Z_Calloc(sizeof(gridblock_t) * lgBlockWidth * lgBlockHeight,
                                     PU_MAPSTATIC, NULL);
 
-    Con_Message("LG_InitForMap: %i x %i grid (%lu bytes).\n",
+    Con_Message("LG_InitForMap: %i x %i grid (%lu bytes).",
                 lgBlockWidth, lgBlockHeight,
                 (unsigned long) (sizeof(gridblock_t) * lgBlockWidth * lgBlockHeight));
 
@@ -514,7 +514,7 @@ void LG_InitForMap(void)
         }
 
 /*if _DEBUG
-Con_Message("  Sector %i: %i / %i\n", s, changedCount, count);
+Con_Message("  Sector %i: %i / %i", s, changedCount, count);
 #endif*/
 
         sector->changedBlockCount = changedCount;
@@ -543,7 +543,7 @@ Con_Message("  Sector %i: %i / %i\n", s, changedCount, count);
 
     // How much time did we spend?
     VERBOSE(Con_Message
-            ("LG_InitForMap: Done in %.2f seconds.\n",
+            ("LG_InitForMap: Done in %.2f seconds.",
              (Timer_RealMilliseconds() - startTime) / 1000.0f));
 }
 
diff --git a/doomsday/client/src/render/r_main.cpp b/doomsday/client/src/render/r_main.cpp
index de05e84a75..372d2c9061 100644
--- a/doomsday/client/src/render/r_main.cpp
+++ b/doomsday/client/src/render/r_main.cpp
@@ -694,7 +694,7 @@ void R_CheckViewerLimits(viewer_t *src, viewer_t *dst)
     if(abs(int(dst->angle) - int(src->angle)) >= ANGLE_45)
     {
 #ifdef _DEBUG
-        Con_Message("R_CheckViewerLimits: Snap camera angle to %08x.\n", dst->angle);
+        Con_Message("R_CheckViewerLimits: Snap camera angle to %08x.", dst->angle);
 #endif
         src->angle = dst->angle;
     }
@@ -928,7 +928,7 @@ void R_UpdateViewer(int consoleNum)
             float yaw = (double)smoothView.angle / ANGLE_MAX * 360;
 
             Con_Message("(%i) F=%.3f dt=%-10.3f dx=%-10.3f dy=%-10.3f "
-                        "Rdx=%-10.3f Rdy=%-10.3f\n",
+                        "Rdx=%-10.3f Rdy=%-10.3f",
                         SECONDS_TO_TICKS(gameTime),
                         frameTimePos,
                         sysTime - old->time,
@@ -953,7 +953,7 @@ void R_UpdateViewer(int consoleNum)
             static oldpos_t oldpos[DDMAXPLAYERS];
             oldpos_t *old = &oldpos[viewPlayer - ddPlayers];
 
-            Con_Message("(%i) F=%.3f dt=%-10.3f dx=%-10.3f dy=%-10.3f dz=%-10.3f dx/dt=%-10.3f dy/dt=%-10.3f\n",
+            Con_Message("(%i) F=%.3f dt=%-10.3f dx=%-10.3f dy=%-10.3f dz=%-10.3f dx/dt=%-10.3f dy/dt=%-10.3f",
                         //"Rdx=%-10.3f Rdy=%-10.3f\n",
                         SECONDS_TO_TICKS(gameTime),
                         frameTimePos,
@@ -1187,7 +1187,7 @@ DENG_EXTERN_C void R_RenderPlayerView(int num)
         float time = sysTime - devCameraMovementStartTime;
         float elapsed = time - prevTime;
 
-        Con_Message("%f,%f,%f,%f,%f\n", Sys_GetRealSeconds() - devCameraMovementStartTimeRealSecs,
+        Con_Message("%f,%f,%f,%f,%f", Sys_GetRealSeconds() - devCameraMovementStartTimeRealSecs,
                     time, elapsed, speed/elapsed, speed/elapsed - prevSpeed);
 
         V3f_Copy(prevPos, vd->current.pos);
diff --git a/doomsday/client/src/render/rend_bias.cpp b/doomsday/client/src/render/rend_bias.cpp
index 5376781bdb..bd9082eb8d 100644
--- a/doomsday/client/src/render/rend_bias.cpp
+++ b/doomsday/client/src/render/rend_bias.cpp
@@ -456,7 +456,7 @@ void SB_InitForMap(const char* uniqueID)
     }
     }
 
-    VERBOSE2( Con_Message("SB_InitForMap: Done in %.2f seconds.\n", (Timer_RealMilliseconds() - startTime) / 1000.0f) )
+    VERBOSE2( Con_Message("SB_InitForMap: Done in %.2f seconds.", (Timer_RealMilliseconds() - startTime) / 1000.0f) )
 }
 
 void SB_SetColor(float* dest, float* src)
@@ -1258,8 +1258,6 @@ void SB_EvalPoint(float light[4], vertexillum_t* illum,
 
     if(illum)
     {
-        //Con_Message("\n");
-
         boolean             willOverride = false;
 
         // Combine the casted light from each source.
@@ -1277,8 +1275,7 @@ void SB_EvalPoint(float light[4], vertexillum_t* illum,
                 int n;
                 Con_Message("affected: ");
                 for(n = 0; n < MAX_BIAS_AFFECTED; ++n)
-                    Con_Message("%i ", affectedSources[n].source);
-                Con_Message("\n");
+                    Con_Message(" - %i", affectedSources[n].source);
                 Con_Error("not updated: s=%i\n", aff->index);
             }
 */
diff --git a/doomsday/client/src/render/rend_font.cpp b/doomsday/client/src/render/rend_font.cpp
index a34c8df5d3..573d6bb9df 100644
--- a/doomsday/client/src/render/rend_font.cpp
+++ b/doomsday/client/src/render/rend_font.cpp
@@ -1023,7 +1023,7 @@ static void parseParamaterBlock(char** strPtr, drawtextstate_t* state, int* numB
                     }
                 }
 
-                Con_Message("Warning:parseParamaterBlock: Unknown font '%s'.\n", (*strPtr));
+                Con_Message("Warning:parseParamaterBlock: Unknown font '%s'.", (*strPtr));
                 continue;
             }
 
diff --git a/doomsday/client/src/render/rend_halo.cpp b/doomsday/client/src/render/rend_halo.cpp
index 3bebcb9fc9..e716eacb00 100644
--- a/doomsday/client/src/render/rend_halo.cpp
+++ b/doomsday/client/src/render/rend_halo.cpp
@@ -405,7 +405,7 @@ D_CMD(FlareConfig)
         {
             for(i = 0; i < NUM_FLARES; ++i)
             {
-                Con_Message("%i: pos:%f s:%.2f a:%.2f tex:%i\n", i,
+                Con_Message("%i: pos:%f s:%.2f a:%.2f tex:%i", i,
                             flares[i].offset, flares[i].size, flares[i].alpha,
                             flares[i].texture);
             }
diff --git a/doomsday/client/src/render/sky.cpp b/doomsday/client/src/render/sky.cpp
index e1175b174f..2f6ad7059f 100644
--- a/doomsday/client/src/render/sky.cpp
+++ b/doomsday/client/src/render/sky.cpp
@@ -427,7 +427,7 @@ void Sky_LayerSetActive(int id, boolean active)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerSetActive: Invalid layer id #%i, ignoring.\n", id);
+        Con_Message("Warning: Sky_LayerSetActive: Invalid layer id #%i, ignoring.", id);
 #endif
         return;
     }
@@ -444,7 +444,7 @@ boolean Sky_LayerActive(int id)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerActive: Invalid layer id #%i, returning false.\n", id);
+        Con_Message("Warning: Sky_LayerActive: Invalid layer id #%i, returning false.", id);
 #endif
         return false;
     }
@@ -457,7 +457,7 @@ void Sky_LayerSetMasked(int id, boolean masked)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerSetMasked: Invalid layer id #%i, ignoring.\n", id);
+        Con_Message("Warning: Sky_LayerSetMasked: Invalid layer id #%i, ignoring.", id);
 #endif
         return;
     }
@@ -473,7 +473,7 @@ boolean Sky_LayerMasked(int id)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerMasked: Invalid layer id #%i, returning false.\n", id);
+        Con_Message("Warning: Sky_LayerMasked: Invalid layer id #%i, returning false.", id);
 #endif
         return false;
     }
@@ -486,7 +486,7 @@ Material *Sky_LayerMaterial(int id)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerMaterial: Invalid layer id #%i, returning NULL.\n", id);
+        Con_Message("Warning: Sky_LayerMaterial: Invalid layer id #%i, returning NULL.", id);
 #endif
         return 0;
     }
@@ -499,7 +499,7 @@ void Sky_LayerSetMaterial(int id, Material *mat)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerSetMaterial: Invalid layer id #%i, ignoring.\n", id);
+        Con_Message("Warning: Sky_LayerSetMaterial: Invalid layer id #%i, ignoring.", id);
 #endif
         return;
     }
@@ -515,7 +515,7 @@ float Sky_LayerFadeoutLimit(int id)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerFadeoutLimit: Invalid layer id #%i, returning default.\n", id);
+        Con_Message("Warning: Sky_LayerFadeoutLimit: Invalid layer id #%i, returning default.", id);
 #endif
         return DEFAULT_SKY_SPHERE_FADEOUT_LIMIT;
     }
@@ -528,7 +528,7 @@ void Sky_LayerSetFadeoutLimit(int id, float limit)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerSetFadeoutLimit: Invalid layer id #%i, ignoring.\n", id);
+        Con_Message("Warning: Sky_LayerSetFadeoutLimit: Invalid layer id #%i, ignoring.", id);
 #endif
         return;
     }
@@ -544,7 +544,7 @@ float Sky_LayerOffset(int id)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerOffset: Invalid layer id #%i, returning default.\n", id);
+        Con_Message("Warning: Sky_LayerOffset: Invalid layer id #%i, returning default.", id);
 #endif
         return DEFAULT_SKY_SPHERE_XOFFSET;
     }
@@ -557,7 +557,7 @@ void Sky_LayerSetOffset(int id, float offset)
     if(!layer)
     {
 #if _DEBUG
-        Con_Message("Warning: Sky_LayerOffset: Invalid layer id #%i, ignoring.\n", id);
+        Con_Message("Warning: Sky_LayerOffset: Invalid layer id #%i, ignoring.", id);
 #endif
         return;
     }
diff --git a/doomsday/client/src/resource/colorpalette.cpp b/doomsday/client/src/resource/colorpalette.cpp
index 62fa25c1b0..d3895763e9 100644
--- a/doomsday/client/src/resource/colorpalette.cpp
+++ b/doomsday/client/src/resource/colorpalette.cpp
@@ -75,13 +75,12 @@ void ColorPalette_ReplaceColorTable(colorpalette_t* pal, const int compOrder[3],
 
 void ColorPalette_Color(const colorpalette_t* pal, int colorIdx, uint8_t rgb[3])
 {
-    assert(pal && rgb);
-    {
-    size_t offset;
+    DENG_ASSERT(pal && rgb);
+
 
 #if _DEBUG
     if(colorIdx < 0 || colorIdx >= pal->_colorCount)
-        Con_Message("Warning:ColorPalette::Color: ColorIdx %u out of range [0...%u].\n",
+        Con_Message("Warning: ColorPalette::Color: ColorIdx %u out of range [0..%u).",
             colorIdx, pal->_colorCount);
 #endif
 
@@ -91,11 +90,10 @@ void ColorPalette_Color(const colorpalette_t* pal, int colorIdx, uint8_t rgb[3])
         return;
     }
 
-    offset = 3 * (size_t)MINMAX_OF(0, colorIdx, pal->_colorCount-1);
+    size_t offset = 3 * (size_t)MINMAX_OF(0, colorIdx, pal->_colorCount-1);
     rgb[CR] = pal->_colorData[offset + CR];
     rgb[CG] = pal->_colorData[offset + CG];
     rgb[CB] = pal->_colorData[offset + CB];
-    }
 }
 
 int ColorPalette_NearestIndex(colorpalette_t* pal, uint8_t red, uint8_t green, uint8_t blue)
diff --git a/doomsday/client/src/resource/colorpalettes.cpp b/doomsday/client/src/resource/colorpalettes.cpp
index 25a9463aaf..2f67c5bfc6 100644
--- a/doomsday/client/src/resource/colorpalettes.cpp
+++ b/doomsday/client/src/resource/colorpalettes.cpp
@@ -181,7 +181,7 @@ boolean R_SetDefaultColorPalette(colorpaletteid_t id)
         defaultColorPalette = id;
         return true;
     }
-    VERBOSE( Con_Message("R_SetDefaultColorPalette: Invalid id %u.\n", id) );
+    VERBOSE( Con_Message("R_SetDefaultColorPalette: Invalid id %u.", id) );
     return false;
 }
 
@@ -360,7 +360,7 @@ DENG_EXTERN_C void R_GetColorPaletteRGBubv(colorpaletteid_t paletteId, int color
         return;
     }
 
-    Con_Message("Warning:R_GetColorPaletteRGBubv: Failed to locate ColorPalette for id %i.\n", paletteId);
+    Con_Message("Warning: R_GetColorPaletteRGBubv: Failed to locate ColorPalette for id %i.", paletteId);
 }
 
 #undef R_GetColorPaletteRGBf
@@ -395,5 +395,5 @@ DENG_EXTERN_C void R_GetColorPaletteRGBf(colorpaletteid_t paletteId, int colorId
         return;
     }
 
-    Con_Message("Warning:R_GetColorPaletteRGBf: Failed to locate ColorPalette for id %i.\n", paletteId);
+    Con_Message("Warning: R_GetColorPaletteRGBf: Failed to locate ColorPalette for id %i.", paletteId);
 }
diff --git a/doomsday/client/src/resource/fonts.cpp b/doomsday/client/src/resource/fonts.cpp
index b655a075da..f9ea8fb428 100644
--- a/doomsday/client/src/resource/fonts.cpp
+++ b/doomsday/client/src/resource/fonts.cpp
@@ -1651,7 +1651,7 @@ D_CMD(ListFonts)
 
     if(!Fonts_Size())
     {
-        Con_Message("There are currently no fonts defined/loaded.\n");
+        Con_Message("There are currently no fonts defined/loaded.");
         return true;
     }
 
@@ -1704,11 +1704,11 @@ D_CMD(ListFonts)
 #if _DEBUG
 D_CMD(PrintFontStats)
 {
-    DENG_UNUSED(src); DENG_UNUSED(argv); DENG_UNUSED(argc);
+    DENG2_UNUSED3(src, argv, argc);
 
     if(!Fonts_Size())
     {
-        Con_Message("There are currently no fonts defined/loaded.\n");
+        Con_Message("There are currently no fonts defined/loaded.");
         return true;
     }
 
diff --git a/doomsday/client/src/resource/tga.cpp b/doomsday/client/src/resource/tga.cpp
index a1efb92eeb..f7ca247074 100644
--- a/doomsday/client/src/resource/tga.cpp
+++ b/doomsday/client/src/resource/tga.cpp
@@ -395,7 +395,7 @@ uint8_t* TGA_Load(FileHandle* file, int* w, int* h, int* pixelSize)
     }
 
 /*#if _DEBUG
-    Con_Message("TGA: type=%i pxsize=%i abits=%i\n", header.imageType,
+    Con_Message("TGA: type=%i pxsize=%i abits=%i", header.imageType,
                 imageSpec.pixelDepth, imageSpec.attributeBits);
 #endif*/
 
diff --git a/doomsday/client/src/sys_system.cpp b/doomsday/client/src/sys_system.cpp
index f3d48c26fc..7e3b8bd299 100644
--- a/doomsday/client/src/sys_system.cpp
+++ b/doomsday/client/src/sys_system.cpp
@@ -75,12 +75,12 @@ void Sys_Init(void)
 {
     uint startTime;
 
-    Con_Message("Setting up platform state...\n");
+    Con_Message("Setting up platform state...");
 
     startTime = (verbose >= 2? Timer_RealMilliseconds() : 0);
 
 #ifdef __CLIENT__
-    VERBOSE( Con_Message("Initializing Input subsystem...\n") )
+    VERBOSE( Con_Message("Initializing Input subsystem...") )
     if(!I_Init())
         Con_Error("Failed to initialize Input subsystem.\n");
 
@@ -88,7 +88,7 @@ void Sys_Init(void)
     I_InitVirtualInputDevices();
 #endif
 
-    VERBOSE( Con_Message("Initializing Audio subsystem...\n") )
+    VERBOSE( Con_Message("Initializing Audio subsystem...") )
     S_Init();
 
 #if defined(WIN32) && !defined(_DEBUG)
@@ -107,10 +107,10 @@ void Sys_Init(void)
     signal(SIGPIPE, SIG_IGN);
 #endif
 
-    VERBOSE( Con_Message("Initializing Network subsystem...\n") )
+    VERBOSE( Con_Message("Initializing Network subsystem...") )
     N_Init();
 
-    VERBOSE2( Con_Message("Sys_Init: Done in %.2f seconds.\n", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
+    VERBOSE2( Con_Message("Sys_Init: Done in %.2f seconds.", (Timer_RealMilliseconds() - startTime) / 1000.0f) );
 }
 
 boolean Sys_IsShuttingDown(void)
diff --git a/doomsday/client/src/ui/b_command.cpp b/doomsday/client/src/ui/b_command.cpp
index a654eddfde..47a479c7dd 100644
--- a/doomsday/client/src/ui/b_command.cpp
+++ b/doomsday/client/src/ui/b_command.cpp
@@ -189,14 +189,14 @@ boolean B_ParseEvent(evbinding_t* eb, const char* desc)
     }
     else
     {
-        Con_Message("B_ParseEvent: Device \"%s\" unknown.\n", Str_Text(str));
+        Con_Message("B_ParseEvent: Device \"%s\" unknown.", Str_Text(str));
         return false;
     }
 
     // Anything left that wasn't used?
     if(desc)
     {
-        Con_Message("B_ParseEvent: Unrecognized \"%s\".\n", desc);
+        Con_Message("B_ParseEvent: Unrecognized \"%s\".", desc);
         return false;
     }
 
diff --git a/doomsday/client/src/ui/b_context.cpp b/doomsday/client/src/ui/b_context.cpp
index f21d42959d..0110114497 100644
--- a/doomsday/client/src/ui/b_context.cpp
+++ b/doomsday/client/src/ui/b_context.cpp
@@ -337,7 +337,7 @@ void B_ActivateContext(bcontext_t* bc, boolean doActivate)
     if(!(bc->flags & BCF_PROTECTED) && verbose >= 1)
 #endif
     {
-        Con_Message("%s binding context '%s'...\n", doActivate? "Activating" : "Deactivating", bc->name);
+        Con_Message("%s binding context '%s'...", doActivate? "Activating" : "Deactivating", bc->name);
     }
 
     bc->flags &= ~BCF_ACTIVE;
diff --git a/doomsday/client/src/ui/b_device.cpp b/doomsday/client/src/ui/b_device.cpp
index 5579440879..e6b0f06063 100644
--- a/doomsday/client/src/ui/b_device.cpp
+++ b/doomsday/client/src/ui/b_device.cpp
@@ -157,7 +157,7 @@ boolean B_ParseDevice(dbinding_t* cb, const char* desc)
         }
         else
         {
-            Con_Message("B_ParseEvent: Unrecognized \"%s\".\n", desc);
+            Con_Message("B_ParseEvent: Unrecognized \"%s\".", desc);
             return false;
         }
     }
diff --git a/doomsday/client/src/ui/b_main.cpp b/doomsday/client/src/ui/b_main.cpp
index a812c3f507..5831fd0460 100644
--- a/doomsday/client/src/ui/b_main.cpp
+++ b/doomsday/client/src/ui/b_main.cpp
@@ -372,7 +372,7 @@ void B_DeleteMatching(bcontext_t* bc, evbinding_t* eventBinding,
         if(bid)
         {
             Con_Message("B_BindCommand: Deleting binding %i, it has been overridden by "
-                        "binding %i.\n", bid, eventBinding? eventBinding->bid : deviceBinding->bid);
+                        "binding %i.", bid, eventBinding? eventBinding->bid : deviceBinding->bid);
             B_DeleteBinding(bc, bid);
         }
     }
@@ -428,7 +428,7 @@ dbinding_t* B_BindControl(const char* controlDesc, const char* device)
         localNum = strtoul(Str_Text(str) + 5, NULL, 10) - 1;
         if(localNum < 0 || localNum >= DDMAXPLAYERS)
         {
-            Con_Message("B_BindControl: Local player number %i is invalid.\n", localNum);
+            Con_Message("B_BindControl: Local player number %i is invalid.", localNum);
             return NULL;
         }
 
@@ -441,7 +441,7 @@ dbinding_t* B_BindControl(const char* controlDesc, const char* device)
     control = P_PlayerControlByName(Str_Text(str));
     if(!control)
     {
-        Con_Message("B_BindControl: Player control \"%s\" not defined.\n", Str_Text(str));
+        Con_Message("B_BindControl: Player control \"%s\" not defined.", Str_Text(str));
         return NULL;
     }
 
@@ -451,7 +451,7 @@ dbinding_t* B_BindControl(const char* controlDesc, const char* device)
         bc = B_ContextByName(DEFAULT_BINDING_CONTEXT_NAME);
     }
     VERBOSE( Con_Message("B_BindControl: Control '%s' in context '%s' of local player %i to be "
-                         "bound to '%s'.\n", control->name, bc->name, localNum, device) );
+                         "bound to '%s'.", control->name, bc->name, localNum, device) );
 
     if((conBin = B_FindControlBinding(bc, control->id)) == NULL)
     {
@@ -628,7 +628,7 @@ D_CMD(ActivateBindingContext)
 
     if(bc->flags & BCF_PROTECTED)
     {
-        Con_Message("Binding Context '%s' is protected. It can not be manually %s.\n", bc->name,
+        Con_Message("Binding Context '%s' is protected. It can not be manually %s.", bc->name,
                     doActivate? "activated" : "deactivated");
         return false;
     }
@@ -869,7 +869,7 @@ boolean B_Responder(ddevent_t* ev)
         echo.type = E_SYMBOLIC;
         echo.symbolic.id = 0;
         echo.symbolic.name = Str_Text(&name);
-        VERBOSE( Con_Message("B_Responder: Symbolic echo: %s\n", echo.symbolic.name) );
+        VERBOSE( Con_Message("B_Responder: Symbolic echo: %s", echo.symbolic.name) );
         DD_PostEvent(&echo);
         Str_Free(&name);
         return true;
diff --git a/doomsday/client/src/ui/b_util.cpp b/doomsday/client/src/ui/b_util.cpp
index 0cc91674d1..f8302a0af4 100644
--- a/doomsday/client/src/ui/b_util.cpp
+++ b/doomsday/client/src/ui/b_util.cpp
@@ -81,7 +81,7 @@ boolean B_ParseToggleState(const char* toggleName, ebstate_t* state)
         return true;
     }
 
-    Con_Message("B_ParseToggleState: \"%s\" is not a toggle state.\n", toggleName);
+    Con_Message("B_ParseToggleState: \"%s\" is not a toggle state.", toggleName);
     return false; // Not recognized.
 }
 
@@ -109,7 +109,7 @@ boolean B_ParseAxisPosition(const char* desc, ebstate_t* state, float* pos)
     }
     else
     {
-        Con_Message("B_ParseAxisPosition: Axis position \"%s\" is invalid.\n", desc);
+        Con_Message("B_ParseAxisPosition: Axis position \"%s\" is invalid.", desc);
         return false;
     }
     return true;
@@ -142,7 +142,7 @@ boolean B_ParseKeyId(const char* desc, int* id)
             *id = strtoul(desc + 4, NULL, 10);
             if(*id <= 0 || *id > 255)
             {
-                Con_Message("B_ParseKeyId: Key code %i out of range.\n", *id);
+                Con_Message("B_ParseKeyId: Key code %i out of range.", *id);
                 return false;
             }
         }
@@ -153,7 +153,7 @@ boolean B_ParseKeyId(const char* desc, int* id)
         *id = B_KeyForShortName(desc);
         if(!*id)
         {
-            Con_Message("B_ParseKeyId: Unknown key \"%s\".\n", desc);
+            Con_Message("B_ParseKeyId: Unknown key \"%s\".", desc);
             return false;
         }
     }
@@ -177,7 +177,7 @@ boolean B_ParseMouseTypeAndId(const char* desc, ddeventtype_t* type, int* id)
         *id = strtoul(desc + 6, NULL, 10) - 1;
         if(*id < 0 || (uint)*id >= I_GetDevice(IDEV_MOUSE, false)->numKeys)
         {
-            Con_Message("B_ParseMouseTypeAndId: Button %i does not exist.\n", *id);
+            Con_Message("B_ParseMouseTypeAndId: Button %i does not exist.", *id);
             return false;
         }
     }
@@ -188,7 +188,7 @@ boolean B_ParseMouseTypeAndId(const char* desc, ddeventtype_t* type, int* id)
         *id = I_GetAxisByName(I_GetDevice(IDEV_MOUSE, false), desc);
         if(*id < 0)
         {
-            Con_Message("B_ParseMouseTypeAndId: Axis \"%s\" is not defined.\n", desc);
+            Con_Message("B_ParseMouseTypeAndId: Axis \"%s\" is not defined.", desc);
             return false;
         }
     }
@@ -203,7 +203,7 @@ boolean B_ParseJoystickTypeAndId(uint device, const char* desc, ddeventtype_t* t
         *id = strtoul(desc + 6, NULL, 10) - 1;
         if(*id < 0 || (uint)*id >= I_GetDevice(device, false)->numKeys)
         {
-            Con_Message("B_ParseJoystickTypeAndId: Button %i does not exist in joystick.\n", *id);
+            Con_Message("B_ParseJoystickTypeAndId: Button %i does not exist in joystick.", *id);
             return false;
         }
     }
@@ -213,7 +213,7 @@ boolean B_ParseJoystickTypeAndId(uint device, const char* desc, ddeventtype_t* t
         *id = strtoul(desc + 3, NULL, 10) - 1;
         if(*id < 0 || (uint)*id >= I_GetDevice(device, false)->numHats)
         {
-            Con_Message("B_ParseJoystickTypeAndId: Hat %i does not exist in joystick.\n", *id);
+            Con_Message("B_ParseJoystickTypeAndId: Hat %i does not exist in joystick.", *id);
             return false;
         }
     }
@@ -229,7 +229,7 @@ boolean B_ParseJoystickTypeAndId(uint device, const char* desc, ddeventtype_t* t
         *id = I_GetAxisByName(I_GetDevice(device, false), desc);
         if(*id < 0)
         {
-            Con_Message("B_ParseJoystickTypeAndId: Axis \"%s\" is not defined in joystick.\n", desc);
+            Con_Message("B_ParseJoystickTypeAndId: Axis \"%s\" is not defined in joystick.", desc);
             return false;
         }
     }
@@ -248,7 +248,7 @@ boolean B_ParseAnglePosition(const char* desc, float* pos)
     }
     else
     {
-        Con_Message("B_ParseAnglePosition: Angle position \"%s\" invalid.\n", desc);
+        Con_Message("B_ParseAnglePosition: Angle position \"%s\" invalid.", desc);
         return false;
     }
     return true;
@@ -377,7 +377,7 @@ boolean B_ParseStateCondition(statecondition_t* cond, const char* desc)
     }
     else
     {
-        Con_Message("B_ParseEvent: Device \"%s\" unknown.\n", Str_Text(str));
+        Con_Message("B_ParseEvent: Device \"%s\" unknown.", Str_Text(str));
         return false;
     }
 
@@ -385,7 +385,7 @@ boolean B_ParseStateCondition(statecondition_t* cond, const char* desc)
     if(cond->type == SCT_TOGGLE_STATE &&
        cond->state != EBTOG_UP && cond->state != EBTOG_DOWN)
     {
-        Con_Message("B_ParseStateCondition: \"%s\": Toggle condition can only be 'up' or 'down'.\n",
+        Con_Message("B_ParseStateCondition: \"%s\": Toggle condition can only be 'up' or 'down'.",
                     desc);
         return false;
     }
@@ -400,7 +400,7 @@ boolean B_ParseStateCondition(statecondition_t* cond, const char* desc)
     // Anything left that wasn't used?
     if(desc)
     {
-        Con_Message("B_ParseStateCondition: Unrecognized \"%s\".\n", desc);
+        Con_Message("B_ParseStateCondition: Unrecognized \"%s\".", desc);
         return false;
     }
 
diff --git a/doomsday/client/src/ui/dd_input.cpp b/doomsday/client/src/ui/dd_input.cpp
index 5000b25a6f..67099e3820 100644
--- a/doomsday/client/src/ui/dd_input.cpp
+++ b/doomsday/client/src/ui/dd_input.cpp
@@ -1438,13 +1438,14 @@ void DD_ReadMouse(void)
     if(verbose >= 3)
     {
         for(i = 0; i < IMB_MAXBUTTONS; ++i)
+        {
             if(mouse.buttonDowns[i] || mouse.buttonUps[i])
                 break;
+        }
         if(i < IMB_MAXBUTTONS)
         {
             for(i = 0; i < IMB_MAXBUTTONS; ++i)
-                Con_Message("[%02i] %i/%i ", i, mouse.buttonDowns[i], mouse.buttonUps[i]);
-            Con_Message("\n");
+                Con_Message("[%02i] %i/%i", i, mouse.buttonDowns[i], mouse.buttonUps[i]);
         }
     }
 
diff --git a/doomsday/client/src/ui/fi_main.cpp b/doomsday/client/src/ui/fi_main.cpp
index d9d9b9f635..a63edcd5ee 100644
--- a/doomsday/client/src/ui/fi_main.cpp
+++ b/doomsday/client/src/ui/fi_main.cpp
@@ -358,7 +358,7 @@ void FI_ScriptTerminate(finaleid_t id)
     f = finalesById(id);
     if(!f)
     {
-        Con_Message("FI_ScriptTerminate: Unknown finale %u.\n", id);
+        Con_Message("FI_ScriptTerminate: Unknown finale %u.", id);
         return;
     }
     if(f->active)
@@ -433,7 +433,7 @@ int FI_ScriptResponder(finaleid_t id, const void* ev)
     f = finalesById(id);
     if(!f)
     {
-        Con_Message("FI_ScriptResponder: Unknown finaleid %u.\n", id);
+        Con_Message("FI_ScriptResponder: Unknown finaleid %u.", id);
         return false;
     }
     if(f->active)
diff --git a/doomsday/client/src/ui/finaleinterpreter.cpp b/doomsday/client/src/ui/finaleinterpreter.cpp
index 55a6260c76..7d92d08e90 100644
--- a/doomsday/client/src/ui/finaleinterpreter.cpp
+++ b/doomsday/client/src/ui/finaleinterpreter.cpp
@@ -1506,7 +1506,7 @@ DEFFC(If)
     }
     else
     {
-        Con_Message("FIC_If: Unknown condition '%s'.\n", token);
+        Con_Message("FIC_If: Unknown condition '%s'.", token);
     }
 
     // Skip the next command if the value is false.
@@ -1557,7 +1557,7 @@ DEFFC(Image)
         FIData_PicAppendFrame(obj, PFT_RAW, -1, &rawTex->lumpNum, 0, false);
         return;
     }
-    Con_Message("FIC_Image: Warning, missing lump '%s'.\n", name);
+    Con_Message("FIC_Image: Warning, missing lump '%s'.", name);
 }
 
 DEFFC(ImageAt)
@@ -1578,7 +1578,7 @@ DEFFC(ImageAt)
         FIData_PicAppendFrame(obj, PFT_RAW, -1, &rawTex->lumpNum, 0, false);
         return;
     }
-    Con_Message("FIC_ImageAt: Warning, missing lump '%s'.\n", name);
+    Con_Message("FIC_ImageAt: Warning, missing lump '%s'.", name);
 }
 
 #ifdef __CLIENT__
@@ -1624,7 +1624,7 @@ DEFFC(XImage)
     }
     else
     {
-        Con_Message("FIC_XImage: Warning, missing graphic '%s'.\n", fileName);
+        Con_Message("FIC_XImage: Warning, missing graphic '%s'.", fileName);
     }
 #endif // __CLIENT__
 }
@@ -1645,7 +1645,7 @@ DEFFC(Patch)
     }
     else
     {
-        Con_Message("FIC_Patch: Warning, missing Patch '%s'.\n", name);
+        Con_Message("FIC_Patch: Warning, missing Patch '%s'.", name);
     }
 }
 
@@ -1659,7 +1659,7 @@ DEFFC(SetPatch)
     patchId = R_DeclarePatch(name);
     if(patchId == 0)
     {
-        Con_Message("FIC_SetPatch: Warning, missing Patch '%s'.\n", name);
+        Con_Message("FIC_SetPatch: Warning, missing Patch '%s'.", name);
         return;
     }
 
@@ -1695,7 +1695,7 @@ DEFFC(Anim)
     patchId = R_DeclarePatch(name);
     if(patchId == 0)
     {
-        Con_Message("FIC_Anim: Warning, Patch '%s' not found.\n", name);
+        Con_Message("FIC_Anim: Warning, Patch '%s' not found.", name);
         return;
     }
 
@@ -1716,7 +1716,7 @@ DEFFC(AnimImage)
         ((fidata_pic_t*)obj)->animComplete = false;
         return;
     }
-    Con_Message("FIC_AnimImage: Warning, lump '%s' not found.\n", name);
+    Con_Message("FIC_AnimImage: Warning, lump '%s' not found.", name);
 }
 
 DEFFC(Repeat)
@@ -2144,7 +2144,7 @@ DEFFC(PredefinedFont)
     }
 
     { AutoStr* fontPath = Uri_ToString(OP_URI(1));
-    Con_Message("FIC_PredefinedFont: Warning, unknown font '%s'.\n", Str_Text(fontPath));
+    Con_Message("FIC_PredefinedFont: Warning, unknown font '%s'.", Str_Text(fontPath));
     }
 #endif
 }
@@ -2222,7 +2222,7 @@ DEFFC(Font)
     }
 
     { AutoStr* fontPath = Uri_ToString(OP_URI(1));
-    Con_Message("FIC_Font: Warning, unknown font '%s'.\n", Str_Text(fontPath));
+    Con_Message("FIC_Font: Warning, unknown font '%s'.", Str_Text(fontPath));
     }
 #endif
 }
diff --git a/doomsday/client/src/ui/p_control.cpp b/doomsday/client/src/ui/p_control.cpp
index 667dfb28e0..e0a545a93d 100644
--- a/doomsday/client/src/ui/p_control.cpp
+++ b/doomsday/client/src/ui/p_control.cpp
@@ -310,7 +310,7 @@ void P_MaintainControlDoubleClicks(int playerNum, int control, float pos)
         Str_Append(symbolicName, playerControls[control].name);
 
         VERBOSE( Con_Message("P_MaintainControlDoubleClicks: Triggered plr %i, ctl %i, "
-                             "state %i - threshold %i (%s)\n",
+                             "state %i - threshold %i (%s)",
                              playerNum, control, newState, nowTime - db->previousClickTime,
                              Str_Text(symbolicName)) );
 
@@ -421,7 +421,7 @@ DENG_EXTERN_C void P_Impulse(int playerNum, int control)
     // Check that this is really an impulse control.
     if(pc->type != CTLT_IMPULSE)
     {
-        Con_Message("P_Impulse: Control '%s' is not an impulse control.\n",
+        Con_Message("P_Impulse: Control '%s' is not an impulse control.",
                     pc->name);
         return;
     }
@@ -485,21 +485,21 @@ D_CMD(ListPlayerControls)
     uint        i, j;
     char        buf[MAX_DESCRIPTOR_LENGTH+1];
 
-    Con_Message("Player Controls:\n");
+    Con_Message("Player Controls:");
     for(i = 0; i < NUM_CONTROL_CLASSES; ++i)
     {
         controlclass_t *cClass = &ctlClass[i];
 
         if(cClass->count > 0)
         {
-            Con_Message("%i %s:\n", cClass->count,
+            Con_Message("%i %s:", cClass->count,
                         ctlClassNames[i][cClass->count > 1]);
             for(j = 0; j < cClass->count; ++j)
             {
                 strncpy(buf, cClass->desc[j].name, sizeof(buf) - 1);
                 strlwr(buf);
                 buf[strlen(cClass->desc[j].name)] = 0;
-                Con_Message("  %s\n", buf);
+                Con_Message("  %s", buf);
             }
         }
     }*/
diff --git a/doomsday/client/src/ui/window.cpp b/doomsday/client/src/ui/window.cpp
index b7229ae641..6cbc54703a 100644
--- a/doomsday/client/src/ui/window.cpp
+++ b/doomsday/client/src/ui/window.cpp
@@ -566,7 +566,7 @@ struct ddwindow_s
 
         if(!changed)
         {
-            VERBOSE(Con_Message("New window attributes same as before.\n"));
+            VERBOSE(Con_Message("New window attributes same as before."));
             return true;
         }
 
@@ -962,7 +962,7 @@ boolean Sys_ShutdownWindowManager(void)
  */
 static boolean createContext(void)
 {
-    Con_Message("createContext: OpenGL.\n");
+    Con_Message("createContext: OpenGL.");
 
 #if 0
     // Set GL attributes.  We want at least 5 bits per color and a 16
diff --git a/doomsday/client/src/unix/joystick.cpp b/doomsday/client/src/unix/joystick.cpp
index 0131a812e5..c8a3e53614 100644
--- a/doomsday/client/src/unix/joystick.cpp
+++ b/doomsday/client/src/unix/joystick.cpp
@@ -72,14 +72,14 @@ static void initialize(void)
 
     if(SDL_InitSubSystem(SDL_INIT_JOYSTICK))
     {
-        Con_Message("SDL init failed for joystick: %s\n", SDL_GetError());
+        Con_Message("SDL init failed for joystick: %s", SDL_GetError());
     }
 
     if((joycount = SDL_NumJoysticks()) > 0)
     {
         if(joydevice > joycount)
         {
-            Con_Message("I_InitJoystick: joydevice = %i, out of range.\n",
+            Con_Message("I_InitJoystick: joydevice = %i, out of range.",
                         joydevice);
             joy = SDL_JoystickOpen(0);
         }
@@ -90,7 +90,7 @@ static void initialize(void)
     if(joy)
     {
         // Show some info.
-        Con_Message("I_InitJoystick: %s\n", SDL_JoystickName(SDL_JoystickIndex(joy)));
+        Con_Message("I_InitJoystick: %s", SDL_JoystickName(SDL_JoystickIndex(joy)));
 
         // We'll handle joystick events manually
         SDL_JoystickEventState(SDL_ENABLE);
@@ -98,7 +98,7 @@ static void initialize(void)
         if(verbose)
         {
             Con_Message("I_InitJoystick: Joystick reports %i axes, %i buttons, %i hats, "
-                        "and %i trackballs.\n",
+                        "and %i trackballs.",
                         SDL_JoystickNumAxes(joy),
                         SDL_JoystickNumButtons(joy),
                         SDL_JoystickNumHats(joy),
@@ -109,7 +109,7 @@ static void initialize(void)
     }
     else
     {
-        Con_Message("I_InitJoystick: No joysticks found\n");
+        Con_Message("I_InitJoystick: No joysticks found");
         joyAvailable = false;
     }
 }
diff --git a/doomsday/client/src/updater/updater.cpp b/doomsday/client/src/updater/updater.cpp
index c58a190711..3e74cec5f1 100644
--- a/doomsday/client/src/updater/updater.cpp
+++ b/doomsday/client/src/updater/updater.cpp
@@ -260,7 +260,7 @@ DENG2_PIMPL(Updater)
 
         if(reply->error() != QNetworkReply::NoError)
         {
-            Con_Message("Network request failed: %s\n", reply->url().toString().toUtf8().constData());
+            Con_Message("Network request failed: %s", reply->url().toString().toUtf8().constData());
             return;
         }
 
@@ -303,7 +303,7 @@ DENG2_PIMPL(Updater)
         // Is this newer than what we're running?
         if(latestVersion > currentVersion || alwaysShowNotification)
         {
-            Con_Message("Found an update: %s\n", latestVersion.asText().toUtf8().constData());
+            Con_Message("Found an update: %s", latestVersion.asText().toUtf8().constData());
 
             // Automatically switch to windowed mode for convenience.
             bool wasFull = switchToWindowedMode();
@@ -314,7 +314,7 @@ DENG2_PIMPL(Updater)
         }
         else
         {
-            Con_Message("You are running the latest available %s release.\n",
+            Con_Message("You are running the latest available %s release.",
                         UpdaterSettings().channel() == UpdaterSettings::Stable? "stable" : "unstable");
         }
     }
@@ -586,6 +586,6 @@ void Updater_ShowSettings(void)
 
 void Updater_PrintLastUpdated(void)
 {
-    Con_Message("Latest update check was made %s.\n",
+    Con_Message("Latest update check was made %s.",
                 UpdaterSettings().lastCheckAgo().toAscii().constData());
 }
diff --git a/doomsday/client/src/windows/dd_winit.cpp b/doomsday/client/src/windows/dd_winit.cpp
index 5b8bd567f6..b110c08e82 100644
--- a/doomsday/client/src/windows/dd_winit.cpp
+++ b/doomsday/client/src/windows/dd_winit.cpp
@@ -275,7 +275,7 @@ boolean DD_Win32_Init(void)
     {
         // Disable Alt-Tab, Alt-Esc, Ctrl-Alt-Del.  A bit of a hack...
         SystemParametersInfo(SPI_SETSCREENSAVERRUNNING, TRUE, 0, 0);
-        Con_Message("Windows system keys disabled.\n");
+        Con_Message("Windows system keys disabled.");
     }
 #endif
 
diff --git a/doomsday/client/src/windows/directinput.cpp b/doomsday/client/src/windows/directinput.cpp
index 81d3107f7f..96181cfccd 100644
--- a/doomsday/client/src/windows/directinput.cpp
+++ b/doomsday/client/src/windows/directinput.cpp
@@ -49,7 +49,7 @@ int DirectInput_Init(void)
                                     IID_IDirectInput8, (LPVOID*)&dInput)) ||
        FAILED(hr = dInput->Initialize(app.hInstance, DIRECTINPUT_VERSION)))
     {
-        Con_Message("DirectInput 8 init failed (0x%x).\n", hr);
+        Con_Message("DirectInput 8 init failed (0x%x).", hr);
 
         // Try the older version 3 interface instead.
         // I'm not sure if this works correctly.
@@ -57,16 +57,16 @@ int DirectInput_Init(void)
                                         IID_IDirectInput2W, (LPVOID*)&dInput3)) ||
            FAILED(hr = dInput3->Initialize(app.hInstance, 0x0300)))
         {
-            Con_Message("Failed to create DirectInput 3 object (0x%x).\n", hr);
+            Con_Message("Failed to create DirectInput 3 object (0x%x).", hr);
             return false;
         }
 
-        Con_Message("Using DirectInput 3.\n");
+        Con_Message("Using DirectInput 3.");
     }
 
     if(!dInput && !dInput3)
     {
-        Con_Message(" DirectInput init failed.\n");
+        Con_Message(" DirectInput init failed.");
         return false;
     }
 
diff --git a/doomsday/client/src/windows/joystick_win32.cpp b/doomsday/client/src/windows/joystick_win32.cpp
index 7bf685c015..02d4d2d1c1 100644
--- a/doomsday/client/src/windows/joystick_win32.cpp
+++ b/doomsday/client/src/windows/joystick_win32.cpp
@@ -83,7 +83,7 @@ boolean Joystick_Init(void)
     LPDIRECTINPUT8 dInput = DirectInput_IVersion8();
     if(!dInput)
     {
-        Con_Message("Joystick_Init: DirectInput version 8 interface not available, cannot continue.\n");
+        Con_Message("Joystick_Init: DirectInput version 8 interface not available, cannot continue.");
         return false;
     }
 
@@ -103,19 +103,19 @@ boolean Joystick_Init(void)
         if(!firstJoystick.dwSize)
             return false; // Not found.
 
-        Con_Message("Joystick_Init: joydevice = %i, out of range.\n", joyDevice);
+        Con_Message("Joystick_Init: joydevice = %i, out of range.", joyDevice);
         // Use the first joystick that was found.
         memcpy(&ddi, &firstJoystick, sizeof(ddi));
     }
 
     // Show some info.
-    Con_Message("Joystick_Init: %s\n", ddi.tszProductName);
+    Con_Message("Joystick_Init: %s", ddi.tszProductName);
 
     // Create the joystick device.
     HRESULT hr = dInput->CreateDevice(ddi.guidInstance, &didJoy, 0);
     if(FAILED(hr))
     {
-        Con_Message("Joystick_Init: Failed to create device (0x%x).\n", hr);
+        Con_Message("Joystick_Init: Failed to create device (0x%x).", hr);
         return false;
     }
 
@@ -123,7 +123,7 @@ boolean Joystick_Init(void)
     hr = didJoy->SetDataFormat(&c_dfDIJoystick);
     if(FAILED(hr))
     {
-        Con_Message("Joystick_Init: Failed to set data format (0x%x).\n", hr);
+        Con_Message("Joystick_Init: Failed to set data format (0x%x).", hr);
         goto kill_joy;
     }
 
@@ -131,7 +131,7 @@ boolean Joystick_Init(void)
     hr = didJoy->SetCooperativeLevel(hWnd, DISCL_NONEXCLUSIVE | DISCL_FOREGROUND);
     if(FAILED(hr))
     {
-        Con_Message("Joystick_Init: Failed to set co-op level (0x%x: %s).\n",
+        Con_Message("Joystick_Init: Failed to set co-op level (0x%x: %s).",
                     hr, DirectInput_ErrorMsg(hr));
         goto kill_joy;
     }
@@ -143,7 +143,7 @@ boolean Joystick_Init(void)
         if(FAILED(hr))
         {
             if(verbose)
-                Con_Message("Joystick_Init: Failed to set axis '%s' range (0x%x: %s).\n",
+                Con_Message("Joystick_Init: Failed to set axis '%s' range (0x%x: %s).",
                             axisName[i], hr, DirectInput_ErrorMsg(hr));
         }
     }
@@ -152,7 +152,7 @@ boolean Joystick_Init(void)
     hr = didJoy->SetProperty(DIPROP_DEADZONE, DIPropDWord(DIPH_DEVICE));
     if(FAILED(hr))
     {
-        Con_Message("Joystick_Init: Failed to set dead zone (0x%x: %s).\n",
+        Con_Message("Joystick_Init: Failed to set dead zone (0x%x: %s).",
                     hr, DirectInput_ErrorMsg(hr));
     }
 
@@ -160,7 +160,7 @@ boolean Joystick_Init(void)
     hr = didJoy->SetProperty(DIPROP_AXISMODE, DIPropDWord(DIPH_DEVICE, 0, DIPROPAXISMODE_ABS));
     if(FAILED(hr))
     {
-        Con_Message("Joystick_Init: Failed to set absolute axis mode (0x%x: %s).\n",
+        Con_Message("Joystick_Init: Failed to set absolute axis mode (0x%x: %s).",
                     hr, DirectInput_ErrorMsg(hr));
     }
 
diff --git a/doomsday/client/src/windows/mouse_win32.cpp b/doomsday/client/src/windows/mouse_win32.cpp
index fbae0db596..d032a80b81 100644
--- a/doomsday/client/src/windows/mouse_win32.cpp
+++ b/doomsday/client/src/windows/mouse_win32.cpp
@@ -57,7 +57,7 @@ static int Mouse_Win32_Init(void)
 
     if(FAILED(hr))
     {
-        Con_Message("Mouse_Init: Failed to create device (0x%x: %s).\n",
+        Con_Message("Mouse_Init: Failed to create device (0x%x: %s).",
                     hr, DirectInput_ErrorMsg(hr));
         return false;
     }
@@ -66,7 +66,7 @@ static int Mouse_Win32_Init(void)
     hr = didMouse->SetDataFormat(&c_dfDIMouse2);
     if(FAILED(hr))
     {
-        Con_Message("Mouse_Init: Failed to set data format (0x%x: %s).\n",
+        Con_Message("Mouse_Init: Failed to set data format (0x%x: %s).",
                     hr, DirectInput_ErrorMsg(hr));
         goto kill_mouse;
     }
@@ -75,7 +75,7 @@ static int Mouse_Win32_Init(void)
     hr = didMouse->SetCooperativeLevel(hWnd, DISCL_EXCLUSIVE | DISCL_FOREGROUND);
     if(FAILED(hr))
     {
-        Con_Message("Mouse_Init: Failed to set co-op level (0x%x: %s).\n",
+        Con_Message("Mouse_Init: Failed to set co-op level (0x%x: %s).",
                     hr, DirectInput_ErrorMsg(hr));
         goto kill_mouse;
     }
diff --git a/doomsday/libdeng1/src/smoother.cpp b/doomsday/libdeng1/src/smoother.cpp
index 5d8d83b53e..9be0598629 100644
--- a/doomsday/libdeng1/src/smoother.cpp
+++ b/doomsday/libdeng1/src/smoother.cpp
@@ -212,7 +212,7 @@ boolean Smoother_Evaluate(Smoother const *sm, coord_t *xyz)
     if(!Smoother_IsValid(sm))
     {
 /*#ifdef _DEBUG
-        Con_Message("Smoother_Evaluate: sm=%p not valid!\n", sm);
+        Con_Message("Smoother_Evaluate: sm=%p not valid!", sm);
 #endif*/
         return false;
     }
@@ -224,7 +224,7 @@ boolean Smoother_Evaluate(Smoother const *sm, coord_t *xyz)
         xyz[VY] = past->xyz[VY];
         xyz[VZ] = past->xyz[VZ];
 /*#if _DEBUG
-        Con_Message("Smoother_Evaluate: falling behind\n");
+        Con_Message("Smoother_Evaluate: falling behind");
         ((Smoother *)sm)->prevEval[0] = xyz[0];
         ((Smoother *)sm)->prevEval[1] = xyz[1];
 #endif*/
@@ -238,7 +238,7 @@ boolean Smoother_Evaluate(Smoother const *sm, coord_t *xyz)
         xyz[VY] = now->xyz[VY];
         xyz[VZ] = now->xyz[VZ];
 /*#if _DEBUG
-        Con_Message("Smoother_Evaluate: stalling\n");
+        Con_Message("Smoother_Evaluate: stalling");
         ((Smoother *)sm)->prevEval[0] = xyz[0];
         ((Smoother *)sm)->prevEval[1] = xyz[1];
 #endif*/
@@ -260,7 +260,7 @@ boolean Smoother_Evaluate(Smoother const *sm, coord_t *xyz)
         if(dt > 0)
         {
             float diff[2] = { xyz[0] - sm->prevEval[0], xyz[1] - sm->prevEval[1] };
-            Con_Message("Smoother_Evaluate: [%05.3f] diff = %+06.3f  %+06.3f\n", dt, diff[0]/dt, diff[1]/dt);
+            Con_Message("Smoother_Evaluate: [%05.3f] diff = %+06.3f  %+06.3f", dt, diff[0]/dt, diff[1]/dt);
             ((Smoother *)sm)->prevEval[0] = xyz[0];
             ((Smoother *)sm)->prevEval[1] = xyz[1];
         }
diff --git a/doomsday/libdeng2/src/data/huffman.cpp b/doomsday/libdeng2/src/data/huffman.cpp
index 8d6b4d6cb2..f21f24a8b0 100644
--- a/doomsday/libdeng2/src/data/huffman.cpp
+++ b/doomsday/libdeng2/src/data/huffman.cpp
@@ -190,11 +190,11 @@ struct Huffman
                 LOG_MSG("%03i: (%07i) ", i, (int) (6e6 * freqs[i]));
                 for(k = 0; k < huffCodes[i].length; ++k)
                 {
-                    Con_Message("%c", huffCodes[i].code & (1 << k) ? '1' : '0');
+                    Con_Printf("%c", huffCodes[i].code & (1 << k) ? '1' : '0');
                 }
-                Con_Message("\n");
+                Con_Printf("\n");
             }
-            Con_Message("realbits=%f, huffbits=%f (%f%%)\n", realBits, huffBits,
+            Con_Message("realbits=%f, huffbits=%f (%f%%)", realBits, huffBits,
                         huffBits / realBits * 100);
         }
 #endif
diff --git a/doomsday/plugins/common/src/am_map.c b/doomsday/plugins/common/src/am_map.c
index c336dc0273..2a02de1158 100644
--- a/doomsday/plugins/common/src/am_map.c
+++ b/doomsday/plugins/common/src/am_map.c
@@ -255,7 +255,7 @@ static void initAutomapConfig(automapcfg_t* mcfg)
 
 void ST_InitAutomapConfig(void)
 {
-    VERBOSE2( Con_Message("Initializing automap...\n") )
+    VERBOSE2( Con_Message("Initializing automap...") )
     initAutomapConfig(&automapCFG);
 }
 
diff --git a/doomsday/plugins/common/src/d_net.c b/doomsday/plugins/common/src/d_net.c
index da58ec6754..3ac25d3548 100644
--- a/doomsday/plugins/common/src/d_net.c
+++ b/doomsday/plugins/common/src/d_net.c
@@ -290,14 +290,14 @@ long int D_NetPlayerEvent(int plrNumber, int peType, void *data)
         else if(plrNumber == CONSOLEPLAYER)
         {
             // We have arrived, the game should be begun.
-            Con_Message("PE: (client) arrived in netgame.\n");
+            Con_Message("PE: (client) arrived in netgame.");
             G_ChangeGameState(GS_WAITING);
             showmsg = false;
         }
         else
         {
             // Client responds to new player?
-            Con_Message("PE: (client) player %i has arrived.\n", plrNumber);
+            Con_Message("PE: (client) player %i has arrived.", plrNumber);
             G_DoReborn(plrNumber);
             //players[plrNumber].playerstate = PST_REBORN;
         }
@@ -313,7 +313,7 @@ long int D_NetPlayerEvent(int plrNumber, int peType, void *data)
     {
         AutoStr *str = AutoStr_New();
 
-        Con_Message("PE: player %i has left.\n", plrNumber);
+        Con_Message("PE: player %i has left.", plrNumber);
 
         players[plrNumber].playerState = PST_GONE;
 
@@ -367,7 +367,7 @@ int D_NetWorldEvent(int type, int parm, void* data)
         // the handshake packet(s) to update his world.
         // If 'data' is zero, this is a re-handshake that's used to
         // begin demos.
-        Con_Message("D_NetWorldEvent: Sending a %shandshake to player %i.\n",
+        Con_Message("D_NetWorldEvent: Sending a %shandshake to player %i.",
                     newPlayer ? "" : "(re)", parm);
 
         // Mark new player for update.
@@ -467,7 +467,7 @@ void D_HandlePacket(int fromplayer, int type, void *data, size_t length)
     {
     case GPT_GAME_STATE:
 #ifdef _DEBUG
-        Con_Message("Received GTP_GAME_STATE\n");
+        Con_Message("Received GTP_GAME_STATE");
 #endif
         NetCl_UpdateGameState(reader);
 
@@ -496,7 +496,7 @@ void D_HandlePacket(int fromplayer, int type, void *data, size_t length)
         size_t len = 0;
         char *msg = 0;
 #ifdef _DEBUG
-        Con_Message("D_HandlePacket: GPT_MESSAGE\n");
+        Con_Message("D_HandlePacket: GPT_MESSAGE");
 #endif
         len = Reader_ReadUInt16(reader);
         msg = Z_Malloc(len + 1, PU_GAMESTATIC, 0);
@@ -566,7 +566,7 @@ void D_HandlePacket(int fromplayer, int type, void *data, size_t length)
         int oldClass = plr->class_;
         plr->class_ = newClass;
 #ifdef _DEBUG
-        Con_Message("D_HandlePacket: Player %i class set to %i.\n", CONSOLEPLAYER, plr->class_);
+        Con_Message("D_HandlePacket: Player %i class set to %i.", CONSOLEPLAYER, plr->class_);
 #endif
 #if __JHERETIC__
         if(oldClass != newClass)
@@ -574,14 +574,14 @@ void D_HandlePacket(int fromplayer, int type, void *data, size_t length)
             if(newClass == PCLASS_CHICKEN)
             {
 #ifdef _DEBUG
-                Con_Message("D_HandlePacket: Player %i activating morph..\n", CONSOLEPLAYER);
+                Con_Message("D_HandlePacket: Player %i activating morph..", CONSOLEPLAYER);
 #endif
                 P_ActivateMorphWeapon(plr);
             }
             else if(oldClass == PCLASS_CHICKEN)
             {
 #ifdef _DEBUG
-                Con_Message("NetCl_UpdatePlayerState: Player %i post-morph weapon %i.\n", CONSOLEPLAYER, plr->readyWeapon);
+                Con_Message("NetCl_UpdatePlayerState: Player %i post-morph weapon %i.", CONSOLEPLAYER, plr->readyWeapon);
 #endif
                 // The morph has ended.
                 P_PostMorphWeapon(plr, plr->readyWeapon);
@@ -609,7 +609,7 @@ void D_HandlePacket(int fromplayer, int type, void *data, size_t length)
         break;
 
     default:
-        Con_Message("H_HandlePacket: Received unknown packet, type=%i.\n", type);
+        Con_Message("H_HandlePacket: Received unknown packet, type=%i.", type);
     }
 }
 
@@ -842,7 +842,7 @@ D_CMD(SetMap)
     map = P_TranslateMapIfExists(map);
     if(map == P_INVALID_LOGICAL_MAP)
     {
-        Con_Message("Map not found.\n");
+        Con_Message("Map not found.");
         return false;
     }
 #endif
diff --git a/doomsday/plugins/common/src/d_netcl.c b/doomsday/plugins/common/src/d_netcl.c
index f56504a7cc..1ce42ea644 100644
--- a/doomsday/plugins/common/src/d_netcl.c
+++ b/doomsday/plugins/common/src/d_netcl.c
@@ -80,7 +80,7 @@ void NetCl_UpdateGameState(Reader* msg)
 
     VERBOSE(
         AutoStr* str = Uri_ToString(mapUri);
-        Con_Message("NetCl_UpdateGameState: Flags=%x, Map uri=\"%s\"\n", gsFlags, Str_Text(str));
+        Con_Message("NetCl_UpdateGameState: Flags=%x, Map uri=\"%s\"", gsFlags, Str_Text(str));
     )
 
     // Demo game state changes are only effective during demo playback.
@@ -96,7 +96,7 @@ void NetCl_UpdateGameState(Reader* msg)
         DD_GameInfo(&gameInfo);
         if(strcmp(gameInfo.identityKey, gsGameIdentity))
         {
-            Con_Message("NetCl_UpdateGameState: Server's game mode (%s) is different than yours (%s).\n",
+            Con_Message("NetCl_UpdateGameState: Server's game mode (%s) is different than yours (%s).",
                         gsGameIdentity, gameInfo.identityKey);
             DD_Execute(false, "net disconnect");
             return;
@@ -111,21 +111,21 @@ void NetCl_UpdateGameState(Reader* msg)
 
     // Some statistics.
 #if __JHEXEN__
-    Con_Message("Game state: Map=%u Skill=%i %s\n", gsMap+1, gsSkill,
+    Con_Message("Game state: Map=%u Skill=%i %s", gsMap+1, gsSkill,
                 deathmatch == 1 ? "Deathmatch" : deathmatch ==
                 2 ? "Deathmatch2" : "Co-op");
 #else
-    Con_Message("Game state: Map=%u Episode=%u Skill=%i %s\n", gsMap+1,
+    Con_Message("Game state: Map=%u Episode=%u Skill=%i %s", gsMap+1,
                 gsEpisode+1, gsSkill,
                 deathmatch == 1 ? "Deathmatch" : deathmatch ==
                 2 ? "Deathmatch2" : "Co-op");
 #endif
 #if !__JHEXEN__
-    Con_Message("  Respawn=%s Monsters=%s Jumping=%s Gravity=%.1f\n",
+    Con_Message("  Respawn=%s Monsters=%s Jumping=%s Gravity=%.1f",
                 respawnMonsters ? "yes" : "no", !noMonstersParm ? "yes" : "no",
                 gsJumping ? "yes" : "no", gsGravity);
 #else
-    Con_Message("  Monsters=%s Jumping=%s Gravity=%.1f\n",
+    Con_Message("  Monsters=%s Jumping=%s Gravity=%.1f",
                 !noMonstersParm ? "yes" : "no",
                 gsJumping ? "yes" : "no", gsGravity);
 #endif
@@ -182,8 +182,8 @@ void NetCl_UpdateGameState(Reader* msg)
             float my = Reader_ReadFloat(msg);
             float mz = Reader_ReadFloat(msg);
             angle_t angle = Reader_ReadUInt32(msg);
-            Con_Message("NetCl_UpdateGameState: Got camera init, but player has no mobj.\n");
-            Con_Message("  Pos=%f,%f,%f Angle=%x\n", mx, my, mz, angle);
+            Con_Message("NetCl_UpdateGameState: Got camera init, but player has no mobj.");
+            Con_Message("  Pos=%f,%f,%f Angle=%x", mx, my, mz, angle);
         }
     }
 
@@ -207,7 +207,7 @@ void NetCl_MobjImpulse(Reader* msg)
     }
 
 #ifdef _DEBUG
-    Con_Message("NetCl_MobjImpulse: Player %i, clmobj %i\n", CONSOLEPLAYER, id);
+    Con_Message("NetCl_MobjImpulse: Player %i, clmobj %i", CONSOLEPLAYER, id);
 #endif
 
     // Apply to the local mobj.
@@ -229,7 +229,7 @@ void NetCl_PlayerSpawnPosition(Reader* msg)
     angle = Reader_ReadUInt32(msg);
 
 #ifdef _DEBUG
-    Con_Message("NetCl_PlayerSpawnPosition: Got spawn position %f, %f, %f facing %x\n",
+    Con_Message("NetCl_PlayerSpawnPosition: Got spawn position %f, %f, %f facing %x",
                 x, y, z, angle);
 #endif
 
@@ -251,7 +251,7 @@ void NetCl_UpdatePlayerState2(Reader* msg, int plrNum)
     if(!Get(DD_GAME_READY))
     {
 #ifdef _DEBUG
-        Con_Message("NetCl_UpdatePlayerState2: Discarded because game isn't ready.\n");
+        Con_Message("NetCl_UpdatePlayerState2: Discarded because game isn't ready.");
 #endif
         return;
     }
@@ -291,7 +291,7 @@ void NetCl_UpdatePlayerState2(Reader* msg, int plrNum)
 #endif
 
 #ifdef _DEBUG
-        Con_Message("NetCl_UpdatePlayerState2: New state = %s\n",
+        Con_Message("NetCl_UpdatePlayerState2: New state = %s",
                     pl->playerState == PST_LIVE?  "PST_LIVE" :
                     pl->playerState == PST_DEAD? "PST_DEAD" : "PST_REBORN");
 #endif
@@ -306,7 +306,7 @@ void NetCl_UpdatePlayerState2(Reader* msg, int plrNum)
                 // After being reborn, the server will tell us the new weapon.
                 pl->plr->flags |= DDPF_UNDEFINED_WEAPON;
 #ifdef _DEBUG
-                Con_Message("NetCl_UpdatePlayerState2: Player %i: Marking weapon as undefined.\n", (int)(pl - players));
+                Con_Message("NetCl_UpdatePlayerState2: Player %i: Marking weapon as undefined.", (int)(pl - players));
 #endif
 
                 pl->plr->flags &= ~DDPF_DEAD;
@@ -347,7 +347,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
 
     /*
 #ifdef _DEBUG
-    VERBOSE( Con_Message("NetCl_UpdatePlayerState: fl=%x\n", flags) );
+    VERBOSE( Con_Message("NetCl_UpdatePlayerState: fl=%x", flags) );
 #endif
     */
 
@@ -385,7 +385,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
         else
         {
 #if _DEBUG
-            Con_Message("FIXME: NetCl_UpdatePlayerState: Player mobj not yet allocated at this time, ignoring.\n");
+            Con_Message("FIXME: NetCl_UpdatePlayerState: Player mobj not yet allocated at this time, ignoring.");
 #endif
         }
     }
@@ -483,7 +483,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
                 if(val && i == PT_ALLMAP && plrNum == CONSOLEPLAYER)
                 {
 #ifdef _DEBUG
-                    Con_Message("NetCl_UpdatePlayerState: Revealing automap.\n");
+                    Con_Message("NetCl_UpdatePlayerState: Revealing automap.");
 #endif
                     ST_RevealAutomap(plrNum, true);
                 }
@@ -580,7 +580,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
                 {
                     P_Impulse(pl - players, CTL_WEAPON1 + weapon);
 #ifdef _DEBUG
-                    Con_Message("NetCl_UpdatePlayerState: Weapon already known, using an impulse to switch to %i.\n", weapon);
+                    Con_Message("NetCl_UpdatePlayerState: Weapon already known, using an impulse to switch to %i.", weapon);
 #endif
                 }
             }
@@ -588,7 +588,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
             {
                 pl->pendingWeapon = b & 0xf;
 #ifdef _DEBUG
-                Con_Message("NetCl_UpdatePlayerState: pendingweapon=%i\n", pl->pendingWeapon);
+                Con_Message("NetCl_UpdatePlayerState: pendingweapon=%i", pl->pendingWeapon);
 #endif
             }
 
@@ -601,13 +601,13 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
             {
                 pl->readyWeapon = b >> 4;
 #ifdef _DEBUG
-                Con_Message("NetCl_UpdatePlayerState: readyweapon=%i\n", pl->readyWeapon);
+                Con_Message("NetCl_UpdatePlayerState: readyweapon=%i", pl->readyWeapon);
 #endif
             }
             else
             {
 #ifdef _DEBUG
-                Con_Message("NetCl_UpdatePlayerState: Readyweapon already known (%i), not setting server's value %i.\n",
+                Con_Message("NetCl_UpdatePlayerState: Readyweapon already known (%i), not setting server's value %i.",
                             pl->readyWeapon, b >> 4);
 #endif
             }
@@ -618,7 +618,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
         if(!(pl->plr->flags & DDPF_UNDEFINED_WEAPON) && wasUndefined)
         {
 #ifdef _DEBUG
-            Con_Message("NetCl_UpdatePlayerState: Weapon was undefined, bringing it up now.\n");
+            Con_Message("NetCl_UpdatePlayerState: Weapon was undefined, bringing it up now.");
 #endif
 
             // Bring it up now.
@@ -636,7 +636,7 @@ void NetCl_UpdatePlayerState(Reader *msg, int plrNum)
     {
         pl->morphTics = Reader_ReadByte(msg) * 35;
 #ifdef _DEBUG
-        Con_Message("NetCl_UpdatePlayerState: Player %i morphtics = %i\n", plrNum, pl->morphTics);
+        Con_Message("NetCl_UpdatePlayerState: Player %i morphtics = %i", plrNum, pl->morphTics);
 #endif
     }
 #endif
@@ -810,10 +810,10 @@ void NetCl_UpdatePlayerInfo(Reader *msg)
     players[num].class_ = cfg.playerClass[num];
 #endif
 
-#if __JDOOM__ || __JSTRIFE__ || __JDOOM64__
-    Con_Message("NetCl_UpdatePlayerInfo: pl=%i color=%i\n", num, cfg.playerColor[num]);
+#if __JDOOM__ || __JDOOM64__
+    Con_Message("NetCl_UpdatePlayerInfo: pl=%i color=%i", num, cfg.playerColor[num]);
 #else
-    Con_Message("NetCl_UpdatePlayerInfo: pl=%i color=%i class=%i\n", num, cfg.playerColor[num], cfg.playerClass[num]);
+    Con_Message("NetCl_UpdatePlayerInfo: pl=%i color=%i class=%i", num, cfg.playerColor[num], cfg.playerClass[num]);
 #endif
 }
 
@@ -903,7 +903,7 @@ void NetCl_UpdateJumpPower(Reader* msg)
 {
     netJumpPower = Reader_ReadFloat(msg);
 #ifdef _DEBUG
-    Con_Message("NetCl_UpdateJumpPower: %g\n", netJumpPower);
+    Con_Message("NetCl_UpdateJumpPower: %g", netJumpPower);
 #endif
 }
 
@@ -919,7 +919,7 @@ void NetCl_FloorHitRequest(player_t* player)
     msg = D_NetWrite();
 
 #ifdef _DEBUG
-    Con_Message("NetCl_FloorHitRequest: Player %i.\n", (int)(player - players));
+    Con_Message("NetCl_FloorHitRequest: Player %i.", (int)(player - players));
 #endif
 
     // Include the position and momentum of the hit.
@@ -950,7 +950,7 @@ void NetCl_PlayerActionRequest(player_t *player, int actionType, int actionParam
     msg = D_NetWrite();
 
 #ifdef _DEBUG
-    Con_Message("NetCl_PlayerActionRequest: Player %i, action %i.\n",
+    Con_Message("NetCl_PlayerActionRequest: Player %i, action %i.",
                 (int)(player - players), actionType);
 #endif
 
@@ -1009,7 +1009,7 @@ void NetCl_LocalMobjState(Reader* msg)
     if(!(mo = ClMobj_Find(mobjId)))
     {
 #ifdef _DEBUG
-        Con_Message("NetCl_LocalMobjState: ClMobj %i not found.\n", mobjId);
+        Con_Message("NetCl_LocalMobjState: ClMobj %i not found.", mobjId);
         return;
 #endif
     }
@@ -1018,7 +1018,7 @@ void NetCl_LocalMobjState(Reader* msg)
     ClMobj_EnableLocalActions(mo, true);
 
 #ifdef _DEBUG
-    Con_Message("NetCl_LocalMobjState: ClMobj %i => state %i (target:%i, special1:%i)\n",
+    Con_Message("NetCl_LocalMobjState: ClMobj %i => state %i (target:%i, special1:%i)",
                 mobjId, newState, targetId, special1);
 #endif
 
@@ -1045,7 +1045,7 @@ void NetCl_DamageRequest(mobj_t* target, mobj_t* inflictor, mobj_t* source, int
     msg = D_NetWrite();
 
 #ifdef _DEBUG
-    Con_Message("NetCl_DamageRequest: Damage %i on target=%i via inflictor=%i by source=%i.\n",
+    Con_Message("NetCl_DamageRequest: Damage %i on target=%i via inflictor=%i by source=%i.",
                 damage, target->thinker.id, inflictor? inflictor->thinker.id : 0,
                 source? source->thinker.id : 0);
 #endif
diff --git a/doomsday/plugins/common/src/d_netsv.c b/doomsday/plugins/common/src/d_netsv.c
index 1324f8742c..98af4348db 100644
--- a/doomsday/plugins/common/src/d_netsv.c
+++ b/doomsday/plugins/common/src/d_netsv.c
@@ -448,7 +448,7 @@ void NetSv_TellCycleRulesToPlayer(int destPlr)
     if(!cyclingMaps) return;
 
 #ifdef _DEBUG
-    Con_Message("NetSv_TellCycleRulesToPlayer: %i\n", destPlr);
+    Con_Message("NetSv_TellCycleRulesToPlayer: %i", destPlr);
 #endif
 
     // Get the rules of the current map.
@@ -511,7 +511,7 @@ void NetSv_MapCycleTicker(void)
                 if(map < 0)
                 {
                     // Hmm?! Abort cycling.
-                    Con_Message("NetSv_CheckCycling: All of a sudden MapCycle is invalid!\n");
+                    Con_Message("NetSv_CheckCycling: All of a sudden MapCycle is invalid!");
                     DD_Execute(false, "endcycle");
                     return;
                 }
@@ -569,7 +569,7 @@ void NetSv_MapCycleTicker(void)
                 if(map < 0)
                 {
                     // Hmm?! Abort cycling.
-                    Con_Message("NetSv_CheckCycling: All of a sudden MapCycle is invalid!\n");
+                    Con_Message("NetSv_CheckCycling: All of a sudden MapCycle is invalid!");
                     DD_Execute(false, "endcycle");
                     return;
                 }
@@ -593,7 +593,7 @@ void NetSv_ResetPlayerFrags(int plrNum)
     player_t* plr = &players[plrNum];
 
 #ifdef _DEBUG
-    Con_Message("NetSv_ResetPlayerFrags: Player %i.\n", plrNum);
+    Con_Message("NetSv_ResetPlayerFrags: Player %i.", plrNum);
 #endif
     memset(plr->frags, 0, sizeof(plr->frags));
 
@@ -614,7 +614,7 @@ void NetSv_NewPlayerEnters(int plrNum)
 {
     player_t* plr = &players[plrNum];
 
-    Con_Message("NetSv_NewPlayerEnters: spawning player %i.\n", plrNum);
+    Con_Message("NetSv_NewPlayerEnters: spawning player %i.", plrNum);
 
     plr->playerState = PST_REBORN;  // Force an init.
 
@@ -638,7 +638,7 @@ void NetSv_NewPlayerEnters(int plrNum)
         {
             const mapspot_t* spot = &mapSpots[start->spot];
 #ifdef _DEBUG
-            Con_Message("NetSv_NewPlayerEnters: Spawning player with angle:%x\n", spot->angle);
+            Con_Message("NetSv_NewPlayerEnters: Spawning player with angle:%x", spot->angle);
 #endif
             P_SpawnPlayer(plrNum, pClass, spot->origin[VX], spot->origin[VY],
                           spot->origin[VZ], spot->angle, spot->flags,
@@ -758,7 +758,7 @@ void NetSv_SendGameState(int flags, int to)
     // Print a short message that describes the game state.
     str = Uri_Resolved(mapUri);
 #ifdef _DEBUG
-    Con_Message("NetSv_SendGameState: Game setup: %s %s %s\n",
+    Con_Message("NetSv_SendGameState: Game setup: %s %s %s",
                 gameInfo.identityKey, Str_Text(str), gameConfigString);
 #endif
 
@@ -844,7 +844,7 @@ void NetSv_SendPlayerSpawnPosition(int plrNum, float x, float y, float z, int an
     if(!IS_SERVER) return;
 
 #ifdef _DEBUG
-    Con_Message("NetSv_SendPlayerSpawnPosition: Player #%i pos:[%g, %g, %g] angle:%x\n",
+    Con_Message("NetSv_SendPlayerSpawnPosition: Player #%i pos:[%g, %g, %g] angle:%x",
         plrNum, x, y, z, angle);
 #endif
     writer = D_NetWrite();
@@ -921,7 +921,7 @@ void NetSv_SendPlayerState(int srcPlrNum, int destPlrNum, int flags, boolean rel
         return;
 
 #ifdef _DEBUG
-    Con_Message("NetSv_SendPlayerState: src=%i, dest=%i, flags=%x\n", srcPlrNum, destPlrNum, flags);
+    Con_Message("NetSv_SendPlayerState: src=%i, dest=%i, flags=%x", srcPlrNum, destPlrNum, flags);
 #endif
 
     writer = D_NetWrite();
@@ -1101,7 +1101,7 @@ void NetSv_SendPlayerState(int srcPlrNum, int destPlrNum, int flags, boolean rel
     if(flags & PSF_MORPH_TIME)
     {
 #ifdef _DEBUG
-        Con_Message("NetSv_SendPlayerState: Player %i, sending morph tics as %i seconds.\n", srcPlrNum, (pl->morphTics + 34) / 35);
+        Con_Message("NetSv_SendPlayerState: Player %i, sending morph tics as %i seconds.", srcPlrNum, (pl->morphTics + 34) / 35);
 #endif
         // Send as seconds.
         Writer_WriteByte(writer, (pl->morphTics + 34) / 35);
@@ -1132,7 +1132,7 @@ void NetSv_SendPlayerInfo(int whose, int to_whom)
     Writer_WriteByte(writer, whose);
     Writer_WriteByte(writer, cfg.playerColor[whose]);
 /*#ifdef _DEBUG
-    Con_Message("NetSv_SendPlayerInfo: To %i, player %i's color is %i.\n", to_whom, whose, cfg.playerColor[whose]);
+    Con_Message("NetSv_SendPlayerInfo: To %i, player %i's color is %i.", to_whom, whose, cfg.playerColor[whose]);
 #endif*/
 #if __JHERETIC__ || __JHEXEN__
     Writer_WriteByte(writer, cfg.playerClass[whose]); // current class
@@ -1155,7 +1155,7 @@ void NetSv_ChangePlayerInfo(int from, Reader* msg)
     P_SetPlayerRespawnClass(from, newClass); // requesting class change?
 
 #ifdef _DEBUG
-    Con_Message("NetSv_ChangePlayerInfo: pl%i, col=%i, requested class=%i\n",
+    Con_Message("NetSv_ChangePlayerInfo: pl%i, col=%i, requested class=%i",
                 from, cfg.playerColor[from], newClass);
 #endif
 
@@ -1173,7 +1173,7 @@ void NetSv_ChangePlayerInfo(int from, Reader* msg)
 #ifdef _DEBUG
     if(pl->plr->mo)
     {
-        Con_Message("Player %i mo %i translation flags %x\n", from, pl->plr->mo->thinker.id,
+        Con_Message("Player %i mo %i translation flags %x", from, pl->plr->mo->thinker.id,
                     (pl->plr->mo->flags & MF_TRANSLATION) >> MF_TRANSSHIFT);
     }
 #endif
@@ -1265,7 +1265,7 @@ void NetSv_SendPlayerClass(int plrNum, char cls)
     Writer* writer;
 
 #ifdef _DEBUG
-    Con_Message("NetSv_SendPlayerClass: Player %i has class %i.\n", plrNum, cls);
+    Con_Message("NetSv_SendPlayerClass: Player %i has class %i.", plrNum, cls);
 #endif
     writer = D_NetWrite();
     Writer_WriteByte(writer, cls);
@@ -1376,7 +1376,7 @@ static void NetSv_FireWeaponCallback(mobj_t* mo, void* param)
 static void NetSv_HitFloorCallback(mobj_t* mo, void* param)
 {
 #ifdef _DEBUG
-    Con_Message("NetSv_HitFloorCallback: mo %i\n", mo->thinker.id);
+    Con_Message("NetSv_HitFloorCallback: mo %i", mo->thinker.id);
 #endif
     P_HitFloor(mo);
 }
@@ -1428,7 +1428,7 @@ void NetSv_DoAction(int player, Reader* msg)
 
 #ifdef _DEBUG
     Con_Message("NetSv_DoAction: player=%i, type=%i, xyz=(%.1f,%.1f,%.1f)\n  "
-                "angle=%x lookDir=%g weapon=%i\n",
+                "angle=%x lookDir=%g weapon=%i",
                 player, type, pos[VX], pos[VY], pos[VZ],
                 angle, lookDir, actionParam);
 #endif
@@ -1440,7 +1440,7 @@ void NetSv_DoAction(int player, Reader* msg)
             if(type == GPA_USE || type == GPA_FIRE)
             {
 #ifdef _DEBUG
-                Con_Message("NetSv_DoAction: Intermission accelerate.\n");
+                Con_Message("NetSv_DoAction: Intermission accelerate.");
 #endif
                 IN_SkipToNext();
             }
@@ -1521,7 +1521,7 @@ void NetSv_DoDamage(int player, Reader* msg)
     thid_t source = Reader_ReadUInt16(msg);
 
 #ifdef _DEBUG
-    Con_Message("NetSv_DoDamage: Client %i requests damage %i on %i via %i by %i.\n",
+    Con_Message("NetSv_DoDamage: Client %i requests damage %i on %i via %i by %i.",
                 player, damage, target, inflictor, source);
 #endif
 
@@ -1581,7 +1581,7 @@ void NetSv_SendMessageEx(int plrNum, const char *msg, boolean yellow)
             return;
 
 #ifdef _DEBUG
-    Con_Message("NetSv_SendMessageEx: Message '%s'\n", msg);
+    Con_Message("NetSv_SendMessageEx: Message '%s'", msg);
 #endif
 
     if(plrNum == DDSP_ALL_PLAYERS)
@@ -1617,7 +1617,7 @@ void NetSv_MaybeChangeWeapon(int plrNum, int weapon, int ammo, int force)
         return;
 
 #ifdef _DEBUG
-    Con_Message("NetSv_MaybeChangeWeapon: Plr=%i Weapon=%i Ammo=%i Force=%i\n",
+    Con_Message("NetSv_MaybeChangeWeapon: Plr=%i Weapon=%i Ammo=%i Force=%i",
                 plrNum, weapon, ammo, force);
 #endif
 
diff --git a/doomsday/plugins/common/src/fi_lib.c b/doomsday/plugins/common/src/fi_lib.c
index b70fa3e6e0..abddaa128b 100644
--- a/doomsday/plugins/common/src/fi_lib.c
+++ b/doomsday/plugins/common/src/fi_lib.c
@@ -153,7 +153,7 @@ static fi_state_t* stateForFinaleId(finaleid_t id)
         if(remoteFinaleState.finaleId)
         {
 #ifdef _DEBUG
-            VERBOSE2( Con_Message("stateForFinaleId: Finale %i is remote, using server's state (id %i).\n",
+            VERBOSE2( Con_Message("stateForFinaleId: Finale %i is remote, using server's state (id %i).",
                                   id, remoteFinaleState.finaleId) );
 #endif
             return &remoteFinaleState;
@@ -239,7 +239,7 @@ void NetCl_UpdateFinaleState(Reader* msg)
     }
 
 #ifdef _DEBUG
-    Con_Message("NetCl_FinaleState: Updated finale %i: mode %i, secret=%i, leave_hud=%i\n",
+    Con_Message("NetCl_FinaleState: Updated finale %i: mode %i, secret=%i, leave_hud=%i",
                 s->finaleId, s->mode, s->conditions.secret, s->conditions.leave_hub);
 #endif
 }
@@ -292,7 +292,7 @@ void FI_StackExecuteWithId(const char* scriptSrc, int flags, finale_mode_t mode,
     // Should we ignore this?
     if(defId && stackHasDefId(defId))
     {
-        Con_Message("There already is a finale running with ID \"%s\"; won't execute again.\n", defId);
+        Con_Message("There already is a finale running with ID \"%s\"; won't execute again.", defId);
         return;
     }
 
@@ -425,7 +425,7 @@ int Hook_FinaleScriptStop(int hookType, int finaleId, void* parameters)
     if(IS_CLIENT && s == &remoteFinaleState)
     {
 #ifdef _DEBUG
-        Con_Message("Hook_FinaleScriptStop: Clientside script stopped, clearing remote state.\n");
+        Con_Message("Hook_FinaleScriptStop: Clientside script stopped, clearing remote state.");
         memset(&remoteFinaleState, 0, sizeof(remoteFinaleState));
 #endif
         return true;
diff --git a/doomsday/plugins/common/src/g_controls.c b/doomsday/plugins/common/src/g_controls.c
index 64e9c6d0dc..c31cb92c0b 100644
--- a/doomsday/plugins/common/src/g_controls.c
+++ b/doomsday/plugins/common/src/g_controls.c
@@ -409,7 +409,7 @@ void G_RegisterBindClasses(void)
 /*
     uint        i;
 
-    Con_Message("G_PreInit: Registering Bind Classes...\n");
+    Con_Message("G_PreInit: Registering Bind Classes...");
 
     for(i = 0; BindClasses[i].name; ++i)
         DD_AddBindClass(BindClasses + i);
diff --git a/doomsday/plugins/common/src/g_game.c b/doomsday/plugins/common/src/g_game.c
index 6e5366b8a0..5336ba70e4 100644
--- a/doomsday/plugins/common/src/g_game.c
+++ b/doomsday/plugins/common/src/g_game.c
@@ -703,7 +703,7 @@ void R_LoadColorPalettes(void)
                 name[7] = 'A' + idx - 10;
             idx++;
 #ifdef _DEBUG
-            Con_Message("Reading translation table '%s' as tclass=%i tmap=%i.\n", name, cl, i);
+            Con_Message("Reading translation table '%s' as tclass=%i tmap=%i.", name, cl, i);
 #endif
             if(-1 != (lumpNum = W_CheckLumpNumForName(name)))
             {
@@ -891,7 +891,7 @@ void R_InitRefresh(void)
 {
     if(IS_DEDICATED) return;
 
-    VERBOSE( Con_Message("R_InitRefresh: Loading data for referesh.\n") );
+    VERBOSE( Con_Message("R_InitRefresh: Loading data for referesh.") );
 
     // Setup the view border.
     cfg.screenBlocks = cfg.setBlocks;
@@ -931,17 +931,17 @@ void R_InitHud(void)
     Hu_LoadData();
 
 #if __JHERETIC__ || __JHEXEN__
-    VERBOSE( Con_Message("Initializing inventory...\n") )
+    VERBOSE( Con_Message("Initializing inventory...") )
     Hu_InventoryInit();
 #endif
 
-    VERBOSE2( Con_Message("Initializing statusbar...\n") )
+    VERBOSE2( Con_Message("Initializing statusbar...") )
     ST_Init();
 
-    VERBOSE2( Con_Message("Initializing menu...\n") )
+    VERBOSE2( Con_Message("Initializing menu...") )
     Hu_MenuInit();
 
-    VERBOSE2( Con_Message("Initializing status-message/question system...\n") )
+    VERBOSE2( Con_Message("Initializing status-message/question system...") )
     Hu_MsgInit();
 }
 
@@ -963,10 +963,10 @@ void G_CommonPostInit(void)
     XG_ReadTypes();
 #endif
 
-    VERBOSE( Con_Message("Initializing playsim...\n") )
+    VERBOSE( Con_Message("Initializing playsim...") )
     P_Init();
 
-    VERBOSE( Con_Message("Initializing head-up displays...\n") )
+    VERBOSE( Con_Message("Initializing head-up displays...") )
     R_InitHud();
 
     G_InitEventSequences();
@@ -1086,7 +1086,7 @@ void G_ChangeGameState(gamestate_t state)
     {
 #if _DEBUG
         // Log gamestate changes in debug builds, with verbose.
-        Con_Message("G_ChangeGameState: New state %s.\n", getGameStateStr(state));
+        Con_Message("G_ChangeGameState: New state %s.", getGameStateStr(state));
 #endif
         gameState = state;
     }
@@ -1167,7 +1167,7 @@ void G_StartHelp(void)
         G_StartFinale(fin.script, FF_LOCAL, FIMODE_NORMAL, "help");
         return;
     }
-    Con_Message("Warning: InFine script 'help' not defined, ignoring.\n");
+    Con_Message("Warning: InFine script 'help' not defined, ignoring.");
 }
 
 /**
@@ -1715,7 +1715,7 @@ static void rebornPlayers(void)
 
                 // Let's get rid of the mobj.
 #ifdef _DEBUG
-                Con_Message("rebornPlayers: Removing player %i's mobj.\n", i);
+                Con_Message("rebornPlayers: Removing player %i's mobj.", i);
 #endif
                 P_MobjRemove(mo, true);
                 ddplr->mo = NULL;
@@ -2081,7 +2081,7 @@ void G_PlayerReborn(int player)
         int k;
         for(k = 0; k < NUM_WEAPON_TYPES; ++k)
         {
-            Con_Message("Player %i owns wpn %i: %i\n", player, k, p->weapons[k].owned);
+            Con_Message("Player %i owns wpn %i: %i", player, k, p->weapons[k].owned);
         }
     }
 #endif
@@ -2863,7 +2863,7 @@ boolean G_LoadGame(int slot)
 
     if(!SV_IsSlotUsed(slot))
     {
-        Con_Message("Warning:G_LoadGame: Save slot #%i is not in use, aborting load.\n", slot);
+        Con_Message("Warning:G_LoadGame: Save slot #%i is not in use, aborting load.", slot);
         return false;
     }
 
@@ -3697,7 +3697,7 @@ void G_DoScreenShot(void)
         return;
     }
 
-    Con_Message("Failed to write screenshot \"%s\".\n", fileName? F_PrettyPath(Str_Text(fileName)) : "(null)");
+    Con_Message("Failed to write screenshot \"%s\".", fileName? F_PrettyPath(Str_Text(fileName)) : "(null)");
 }
 
 static void openLoadMenu(void)
@@ -3790,7 +3790,7 @@ D_CMD(LoadGame)
     }
 
     // Clearly the caller needs some assistance...
-    Con_Message("Failed to determine game-save slot from \"%s\"\n", argv[1]);
+    Con_Message("Failed to determine game-save slot from \"%s\"", argv[1]);
 
     // We'll open the load menu if caller is the console.
     // Reasoning: User attempted to load a named game-save however the name
@@ -3798,7 +3798,7 @@ D_CMD(LoadGame)
     // the user to see the names of the known game-saves.
     if(CMDS_CONSOLE == src)
     {
-        Con_Message("Opening game-save load menu...\n");
+        Con_Message("Opening game-save load menu...");
         openLoadMenu();
         return true;
     }
@@ -3836,7 +3836,7 @@ D_CMD(SaveGame)
 
     if(IS_CLIENT || IS_NETWORK_SERVER)
     {
-        Con_Message("Network savegames are not supported at the moment.\n");
+        Con_Message("Network savegames are not supported at the moment.");
         return false;
     }
 
@@ -3896,9 +3896,9 @@ D_CMD(SaveGame)
 
     // Clearly the caller needs some assistance...
     if(!SV_IsValidSlot(slot))
-        Con_Message("Failed to determine game-save slot from \"%s\".\n", argv[1]);
+        Con_Message("Failed to determine game-save slot from \"%s\".", argv[1]);
     else
-        Con_Message("Game-save slot #%i is non-user-writable.\n", slot);
+        Con_Message("Game-save slot #%i is non-user-writable.", slot);
 
     // No action means the command failed.
     return false;
@@ -3978,9 +3978,9 @@ D_CMD(DeleteGameSave)
 
     // Clearly the caller needs some assistance...
     if(!SV_IsValidSlot(slot))
-        Con_Message("Failed to determine game-save slot from \"%s\".\n", argv[1]);
+        Con_Message("Failed to determine game-save slot from \"%s\".", argv[1]);
     else
-        Con_Message("Game-save slot #%i is non-user-writable.\n", slot);
+        Con_Message("Game-save slot #%i is non-user-writable.", slot);
 
     // No action means the command failed.
     return false;
@@ -4006,7 +4006,7 @@ D_CMD(CycleTextureGamma)
 
 D_CMD(ListMaps)
 {
-    Con_Message("Available maps:\n");
+    Con_Message("Available maps:");
     G_PrintMapList();
     return true;
 }
diff --git a/doomsday/plugins/common/src/hu_automap.c b/doomsday/plugins/common/src/hu_automap.c
index a01d2cdb56..45073aedc1 100644
--- a/doomsday/plugins/common/src/hu_automap.c
+++ b/doomsday/plugins/common/src/hu_automap.c
@@ -169,7 +169,7 @@ static void calcViewScaleFactors(uiwidget_t* obj)
     am->maxScaleMTOF = Rect_Height(UIWidget_Geometry(obj)) / am->minScale;
 
 #ifdef _DEBUG
-    VERBOSE2( Con_Message("calcViewScaleFactors: dx=%f dy=%f dist=%f w=%i h=%i a=%f b=%f minmtof=%f\n",
+    VERBOSE2( Con_Message("calcViewScaleFactors: dx=%f dy=%f dist=%f w=%i h=%i a=%f b=%f minmtof=%f",
                           dx, dy, dist, Rect_Width(UIWidget_Geometry(obj)),
                           Rect_Height(UIWidget_Geometry(obj)), a, b, am->minScaleMTOF) );
 #endif
@@ -1876,7 +1876,7 @@ void UIAutomap_UpdateGeometry(uiwidget_t* obj)
     R_ViewWindowGeometry(UIWidget_Player(obj), &newGeom);
 
 /*#ifdef _DEBUG
-    Con_Message("UIAutomap_UpdateGeometry: newGeom %i,%i %i,%i current %i,%i %i,%i\n",
+    Con_Message("UIAutomap_UpdateGeometry: newGeom %i,%i %i,%i current %i,%i %i,%i",
                 newGeom.origin.x, newGeom.origin.y,
                 newGeom.size.width, newGeom.size.height,
                 Rect_X(obj->geometry), Rect_Y(obj->geometry), Rect_Width(obj->geometry), Rect_Height(obj->geometry));
@@ -2287,7 +2287,7 @@ void UIAutomap_SetWorldBounds(uiwidget_t* obj, coord_t lowX, coord_t hiX, coord_
     calcViewScaleFactors(obj);
 
 #ifdef _DEBUG
-    Con_Message("SetWorldBounds: low=%f,%f hi=%f,%f minScaleMTOF=%f\n", lowX, lowY, hiX, hiY,
+    Con_Message("SetWorldBounds: low=%f,%f hi=%f,%f minScaleMTOF=%f", lowX, lowY, hiX, hiY,
                 am->minScaleMTOF);
 #endif
 
diff --git a/doomsday/plugins/common/src/hu_lib.c b/doomsday/plugins/common/src/hu_lib.c
index 7c98e60bb0..c92a904d62 100644
--- a/doomsday/plugins/common/src/hu_lib.c
+++ b/doomsday/plugins/common/src/hu_lib.c
@@ -324,7 +324,7 @@ void UIGroup_AddWidget(uiwidget_t* obj, uiwidget_t* other)
     if(!other || other == obj)
     {
 #if _DEBUG
-        Con_Message("Warning:UIGroup::AddWidget: Attempt to add invalid widget %s, ignoring.\n", obj? "(this)" : "(null)");
+        Con_Message("Warning: UIGroup::AddWidget: Attempt to add invalid widget %s, ignoring.", obj? "(this)" : "(null)");
 #endif
         return;
     }
@@ -1297,7 +1297,7 @@ void MNPage_Refocus(mn_page_t* page)
 #if _DEBUG
         else
         {
-            Con_Message("Warning:MNPage::Refocus: No focusable object on page.\n");
+            Con_Message("Warning: MNPage::Refocus: No focusable object on page.");
         }
 #endif
     }
@@ -1403,7 +1403,7 @@ void MNPage_SetPredefinedFont(mn_page_t* page, mn_page_fontid_t id, fontid_t fon
     if(!VALID_MNPAGE_FONTID(id))
     {
 #if _DEBUG
-        Con_Message("MNPage::SetPredefinedFont: Invalid font id #%i, ignoring.\n", id);
+        Con_Message("MNPage::SetPredefinedFont: Invalid font id #%i, ignoring.", id);
 #endif
         return;
     }
diff --git a/doomsday/plugins/common/src/hu_menu.c b/doomsday/plugins/common/src/hu_menu.c
index a7ba06c961..28f2c08298 100644
--- a/doomsday/plugins/common/src/hu_menu.c
+++ b/doomsday/plugins/common/src/hu_menu.c
@@ -4410,7 +4410,7 @@ mn_page_t* Hu_MenuNewPage(const char* name, const Point2Raw* origin, int flags,
     if(!name || !name[0])
     {
 #if _DEBUG
-        Con_Message("Warning: Hu_MenuNewPage: Attempt to create page with invalid name '%s', ignoring.\n", name);
+        Con_Message("Warning: Hu_MenuNewPage: Attempt to create page with invalid name '%s', ignoring.", name);
 #endif
         return NULL;
     }
diff --git a/doomsday/plugins/common/src/m_ctrl.c b/doomsday/plugins/common/src/m_ctrl.c
index 01f95e7211..1373e5eed5 100644
--- a/doomsday/plugins/common/src/m_ctrl.c
+++ b/doomsday/plugins/common/src/m_ctrl.c
@@ -271,7 +271,7 @@ void Hu_MenuInitControlsPage(void)
     mndata_text_t* texts;
     mn_page_t* page;
 
-    VERBOSE( Con_Message("Hu_MenuInitControlsPage: Creating controls items.\n") )
+    VERBOSE( Con_Message("Hu_MenuInitControlsPage: Creating controls items.") )
 
     textCount = 0;
     bindingsCount = 0;
@@ -714,7 +714,7 @@ int MNBindings_PrivilegedResponder(mn_object_t* obj, event_t* ev)
             if((!strcmp(bindContext, "menu") || !strcmp(bindContext, "shortcut")) &&
                !strcmp(symbol + 5, "key-delete-down"))
             {
-                Con_Message("The Delete key in the Menu context is reserved for deleting bindings.\n");
+                Con_Message("The Delete key in the Menu context is reserved for deleting bindings.");
                 return false;
             }
         }
@@ -790,7 +790,7 @@ int MNBindings_PrivilegedResponder(mn_object_t* obj, event_t* ev)
             sprintf(cmd, "bindcontrol {%s} {%s%s}", binds->controlName, temp3, extra);
         }
 
-        VERBOSE( Con_Message("MNBindings_PrivilegedResponder: %s\n", cmd) );
+        VERBOSE( Con_Message("MNBindings_PrivilegedResponder: %s", cmd) );
         DD_Execute(true, cmd);
 
         // We've finished the grab.
diff --git a/doomsday/plugins/common/src/p_inventory.c b/doomsday/plugins/common/src/p_inventory.c
index 84ded2cc72..69a92e2c21 100644
--- a/doomsday/plugins/common/src/p_inventory.c
+++ b/doomsday/plugins/common/src/p_inventory.c
@@ -580,7 +580,7 @@ int P_InventoryUse(int player, inventoryitemtype_t type, int silent)
     inv = &inventories[player];
 
 #ifdef _DEBUG
-    Con_Message("P_InventoryUse: Player %i using item %i\n", player, type);
+    Con_Message("P_InventoryUse: Player %i using item %i", player, type);
 #endif
 
     if(IS_CLIENT)
diff --git a/doomsday/plugins/common/src/p_map.c b/doomsday/plugins/common/src/p_map.c
index de6d33e09f..042281ad57 100644
--- a/doomsday/plugins/common/src/p_map.c
+++ b/doomsday/plugins/common/src/p_map.c
@@ -1255,7 +1255,7 @@ boolean P_CheckPositionXYZ(mobj_t* thing, coord_t x, coord_t y, coord_t z)
 #if _DEBUG
         VERBOSE2(
             if(thing->onMobj)
-                Con_Message("thing->onMobj = %p/%i (solid:%i) [thing:%p/%i]\n", thing->onMobj,
+                Con_Message("thing->onMobj = %p/%i (solid:%i) [thing:%p/%i]", thing->onMobj,
                             thing->onMobj->thinker.id,
                             (thing->onMobj->flags & MF_SOLID)!=0,
                             thing, thing->thinker.id)
@@ -1581,7 +1581,7 @@ static boolean P_TryMove2(mobj_t* thing, coord_t x, coord_t y, boolean dropoff)
 #ifdef _DEBUG
                     if(!IS_CLIENT && thing->player)
                     {
-                        Con_Message("P_TryMove2: Mobj %i crossing line %i from %f,%f to %f,%f\n",
+                        Con_Message("P_TryMove2: Mobj %i crossing line %i from %f,%f to %f,%f",
                                     thing->thinker.id, P_ToIndex(ld),
                                     oldpos[VX], oldpos[VY],
                                     thing->origin[VX], thing->origin[VY]);
@@ -1867,7 +1867,7 @@ int PTR_ShootTraverse(const intercept_t* in, void* parameters)
         }
 /*
 if(lineWasHit)
-    Con_Message("Hit line [%i,%i]\n", P_GetIntp(li, DMU_SIDEDEF0), P_GetIntp(li, DMU_SIDEDEF1));
+    Con_Message("Hit line [%i,%i]", P_GetIntp(li, DMU_SIDEDEF0), P_GetIntp(li, DMU_SIDEDEF1));
 */
 #endif
         // Don't go any farther.
@@ -2405,7 +2405,7 @@ void P_UseLines(player_t* player)
     if(IS_CLIENT)
     {
 #ifdef _DEBUG
-        Con_Message("P_UseLines: Sending a use request for player %i.\n", (int) (player - players));
+        Con_Message("P_UseLines: Sending a use request for player %i.", (int) (player - players));
 #endif
         NetCl_PlayerActionRequest(player, GPA_USE, 0);
         return;
@@ -2714,7 +2714,7 @@ void P_SlideMove(mobj_t* mo)
     // Didn't move?
     if(mo->player && mo->origin[VX] == oldPos[VX] && mo->origin[VY] == oldPos[VY])
     {
-        Con_Message("P_SlideMove: Mobj pos stays the same.\n");
+        Con_Message("P_SlideMove: Mobj pos stays the same.");
     }
 #endif
 }
diff --git a/doomsday/plugins/common/src/p_mapsetup.c b/doomsday/plugins/common/src/p_mapsetup.c
index b9a23bba9c..c13d47bd19 100644
--- a/doomsday/plugins/common/src/p_mapsetup.c
+++ b/doomsday/plugins/common/src/p_mapsetup.c
@@ -554,7 +554,7 @@ static void loadMapSpots(void)
 
         if(numDMStarts < playerCount)
         {
-            Con_Message("P_SetupMap: Player count (%i) exceeds deathmatch spots (%i).\n", playerCount, numDMStarts);
+            Con_Message("P_SetupMap: Player count (%i) exceeds deathmatch spots (%i).", playerCount, numDMStarts);
         }
     }
 }
@@ -593,7 +593,7 @@ static void spawnMapObjects(void)
             }
 
 /*#if _DEBUG
-            Con_Message("spawning x:[%g, %g, %g] angle:%i ednum:%i flags:%i\n",
+            Con_Message("spawning x:[%g, %g, %g] angle:%i ednum:%i flags:%i",
                     spot->pos[VX], spot->pos[VY], spot->pos[VZ], spot->angle,
                     spot->doomedNum, spot->flags);
 #endif*/
@@ -628,7 +628,7 @@ static void spawnMapObjects(void)
         }
         else
         {
-            Con_Message("Warning: Unknown DoomEdNum %i at [%g, %g, %g].\n", spot->doomEdNum,
+            Con_Message("Warning: Unknown DoomEdNum %i at [%g, %g, %g].", spot->doomEdNum,
                         spot->origin[VX], spot->origin[VY], spot->origin[VZ]);
         }
     }
diff --git a/doomsday/plugins/common/src/p_player.c b/doomsday/plugins/common/src/p_player.c
index 4af9ed9cfb..608b862400 100644
--- a/doomsday/plugins/common/src/p_player.c
+++ b/doomsday/plugins/common/src/p_player.c
@@ -427,7 +427,7 @@ weapontype_t P_MaybeChangeWeapon(player_t *player, weapontype_t weapon,
     }
 
 #ifdef _DEBUG
-    Con_Message("P_MaybeChangeWeapon: plr %i, weapon %i, ammo %i, force %i\n",
+    Con_Message("P_MaybeChangeWeapon: plr %i, weapon %i, ammo %i, force %i",
                 (int)(player - players), weapon, ammo, force);
 #endif
 
@@ -590,7 +590,7 @@ weapontype_t P_MaybeChangeWeapon(player_t *player, weapontype_t weapon,
     if(returnval != WT_NOCHANGE)
     {
 #ifdef _DEBUG
-        Con_Message("P_MaybeChangeWeapon: Decided to change to weapon %i.\n", returnval);
+        Con_Message("P_MaybeChangeWeapon: Decided to change to weapon %i.", returnval);
 #endif
         player->pendingWeapon = returnval;
 
diff --git a/doomsday/plugins/common/src/p_saveg.c b/doomsday/plugins/common/src/p_saveg.c
index b4542b5968..da18416984 100644
--- a/doomsday/plugins/common/src/p_saveg.c
+++ b/doomsday/plugins/common/src/p_saveg.c
@@ -622,7 +622,7 @@ void SV_ClearSlot(int slot)
 #endif
     {
         AutoStr* ident = SV_ComposeSlotIdentifier(slot);
-        Con_Message("Clearing save slot %s\n", Str_Text(ident));
+        Con_Message("Clearing save slot %s", Str_Text(ident));
     }
 
     { int i;
@@ -850,7 +850,7 @@ void SV_CopySlot(int sourceSlot, int destSlot)
     if(!SV_IsValidSlot(sourceSlot))
     {
 #if _DEBUG
-        Con_Message("Warning: SV_CopySlot: Source slot %i invalid, save game not copied.\n", sourceSlot);
+        Con_Message("Warning: SV_CopySlot: Source slot %i invalid, save game not copied.", sourceSlot);
 #endif
         return;
     }
@@ -858,7 +858,7 @@ void SV_CopySlot(int sourceSlot, int destSlot)
     if(!SV_IsValidSlot(destSlot))
     {
 #if _DEBUG
-        Con_Message("Warning: SV_CopySlot: Dest slot %i invalid, save game not copied.\n", destSlot);
+        Con_Message("Warning: SV_CopySlot: Dest slot %i invalid, save game not copied.", destSlot);
 #endif
         return;
     }
@@ -1115,7 +1115,7 @@ mobj_t* SV_GetArchiveThing(int thingid, void *address)
 
         if(thingid < 1 || (uint) thingid > thingArchiveSize)
         {
-            Con_Message("SV_GetArchiveThing: Invalid NUM %i??\n", thingid);
+            Con_Message("SV_GetArchiveThing: Invalid NUM %i??", thingid);
             return NULL;
         }
 
@@ -5376,11 +5376,11 @@ boolean SV_LoadGame(int slot)
     path = composeGameSavePathForSlot(slot);
     if(Str_IsEmpty(path))
     {
-        Con_Message("Warning: Path \"%s\" is unreachable, game not loaded.\n", SV_SavePath());
+        Con_Message("Warning: Path \"%s\" is unreachable, game not loaded.", SV_SavePath());
         return false;
     }
 
-    VERBOSE( Con_Message("Attempting load of game-save slot #%i...\n", slot) )
+    VERBOSE( Con_Message("Attempting load of game-save slot #%i...", slot) )
 
 #if __JHEXEN__
     // Copy all needed save files to the base slot.
@@ -5401,7 +5401,7 @@ boolean SV_LoadGame(int slot)
     }
     else
     {
-        Con_Message("Warning: Failed loading game-save slot #%i.\n", slot);
+        Con_Message("Warning: Failed loading game-save slot #%i.", slot);
     }
 
     return !loadError;
@@ -5425,7 +5425,7 @@ void SV_SaveGameClient(uint gameId)
     gameSavePath = composeGameSavePathForClientGameId(gameId);
     if(!SV_OpenFile(Str_Text(gameSavePath), "wp"))
     {
-        Con_Message("Warning:SV_SaveGameClient: Failed opening \"%s\" for writing.\n", Str_Text(gameSavePath));
+        Con_Message("Warning: SV_SaveGameClient: Failed opening \"%s\" for writing.", Str_Text(gameSavePath));
         return;
     }
 
@@ -5483,7 +5483,7 @@ void SV_LoadGameClient(uint gameId)
     gameSavePath = composeGameSavePathForClientGameId(gameId);
     if(!SV_OpenFile(Str_Text(gameSavePath), "rp"))
     {
-        Con_Message("Warning:SV_LoadGameClient: Failed opening \"%s\" for reading.\n", Str_Text(gameSavePath));
+        Con_Message("Warning: SV_LoadGameClient: Failed opening \"%s\" for reading.", Str_Text(gameSavePath));
         return;
     }
 
@@ -5495,7 +5495,7 @@ void SV_LoadGameClient(uint gameId)
     {
         SaveInfo_Delete(saveInfo);
         SV_CloseFile();
-        Con_Message("SV_LoadGameClient: Bad magic!\n");
+        Con_Message("SV_LoadGameClient: Bad magic!");
         return;
     }
 
@@ -5566,7 +5566,7 @@ static void unarchiveMap(void)
     bufferSize = M_ReadFile(Str_Text(path), (char**)&saveBuffer);
     if(0 == bufferSize)
     {
-        Con_Message("Warning:unarchiveMap: Failed opening \"%s\" for reading.\n", Str_Text(path));
+        Con_Message("Warning: unarchiveMap: Failed opening \"%s\" for reading.", Str_Text(path));
         return;
     }
 
@@ -5585,7 +5585,7 @@ static void unarchiveMap(void)
 static int saveStateWorker(const char* path, SaveInfo* saveInfo)
 {
 #if _DEBUG
-    VERBOSE( Con_Message("SV_SaveGame: Attempting save game to \"%s\".\n", path) )
+    VERBOSE( Con_Message("SV_SaveGame: Attempting save game to \"%s\".", path) )
 #endif
 
     if(!openGameSaveFile(path, true))
@@ -5693,19 +5693,19 @@ boolean SV_SaveGame(int slot, const char* name)
 
     if(!SV_IsValidSlot(slot))
     {
-        Con_Message("Warning: Invalid slot '%i' specified, game not saved.\n", slot);
+        Con_Message("Warning: Invalid slot '%i' specified, game not saved.", slot);
         return false;
     }
     if(!name[0])
     {
-        Con_Message("Warning: Empty name specified for slot #%i, game not saved.\n", slot);
+        Con_Message("Warning: Empty name specified for slot #%i, game not saved.", slot);
         return false;
     }
 
     path = composeGameSavePathForSlot(logicalSlot);
     if(Str_IsEmpty(path))
     {
-        Con_Message("Warning: Path \"%s\" is unreachable, game not saved.\n", SV_SavePath());
+        Con_Message("Warning: Path \"%s\" is unreachable, game not saved.", SV_SavePath());
         return false;
     }
 
@@ -5732,7 +5732,7 @@ boolean SV_SaveGame(int slot, const char* name)
 
         if(saveError == SV_INVALIDFILENAME)
         {
-            Con_Message("Warning: Failed opening \"%s\" for writing.\n", Str_Text(path));
+            Con_Message("Warning: Failed opening \"%s\" for writing.", Str_Text(path));
         }
     }
 
diff --git a/doomsday/plugins/common/src/p_saveio.c b/doomsday/plugins/common/src/p_saveio.c
index db9c5a3ad7..c1c2fb5d93 100644
--- a/doomsday/plugins/common/src/p_saveio.c
+++ b/doomsday/plugins/common/src/p_saveio.c
@@ -136,8 +136,8 @@ void SV_ConfigureSavePaths(void)
         savePathExists = false;
 #endif
     if(!savePathExists)
-        Con_Message("Warning:configureSavePaths: Failed to locate \"%s\"\nPerhaps it could "
-                    "not be created (insufficent permissions?). Saving will not be possible.\n",
+        Con_Message("Warning: configureSavePaths: Failed to locate \"%s\"\nPerhaps it could "
+                    "not be created (insufficent permissions?). Saving will not be possible.",
                     Str_Text(&savePath));
     }
 }
@@ -192,7 +192,7 @@ void SV_CopyFile(const Str* srcPath, const Str* destPath)
     length = M_ReadFile(Str_Text(srcPath), &buffer);
     if(0 == length)
     {
-        Con_Message("Warning: SV_CopyFile: Failed opening \"%s\" for reading.\n", Str_Text(srcPath));
+        Con_Message("Warning: SV_CopyFile: Failed opening \"%s\" for reading.", Str_Text(srcPath));
         return;
     }
 
diff --git a/doomsday/plugins/common/src/p_sound.c b/doomsday/plugins/common/src/p_sound.c
index 44cda33d36..7fffffbbb8 100644
--- a/doomsday/plugins/common/src/p_sound.c
+++ b/doomsday/plugins/common/src/p_sound.c
@@ -36,7 +36,7 @@ void S_MapMusic(uint episode, uint map)
 
     // Update the 'currentmap' music definition.
 
-    VERBOSE( Con_Message("S_MapMusic: Ep %i, map %i, lump %s\n", episode, map, P_GetMapSongLump(map)) )
+    VERBOSE( Con_Message("S_MapMusic: Ep %i, map %i, lump %s", episode, map, P_GetMapSongLump(map)) )
 
     Def_Set(DD_DEF_MUSIC, idx, DD_LUMP, P_GetMapSongLump(map));
     Def_Set(DD_DEF_MUSIC, idx, DD_CD_TRACK, &cdTrack);
diff --git a/doomsday/plugins/common/src/p_start.c b/doomsday/plugins/common/src/p_start.c
index 109e13d112..419f48e365 100644
--- a/doomsday/plugins/common/src/p_start.c
+++ b/doomsday/plugins/common/src/p_start.c
@@ -158,7 +158,7 @@ void P_SetPlayerRespawnClass(int plrNum, playerclass_t pc)
     playerRespawnAsClass[plrNum] = pc;
 
 #ifdef _DEBUG
-    Con_Message("SetPlayerRespawnClass: plrNum=%i class=%i\n", plrNum, pc);
+    Con_Message("SetPlayerRespawnClass: plrNum=%i class=%i", plrNum, pc);
 #endif
 }
 
@@ -171,7 +171,7 @@ playerclass_t P_ClassForPlayerWhenRespawning(int plrNum, boolean clear)
 #endif
 
 #ifdef _DEBUG
-    Con_Message("ClassForPlayerWhenRespawning: plrNum=%i reqclass=%i\n", plrNum, playerRespawnAsClass[plrNum]);
+    Con_Message("ClassForPlayerWhenRespawning: plrNum=%i reqclass=%i", plrNum, playerRespawnAsClass[plrNum]);
 #endif
 
     if(playerRespawnAsClass[plrNum] != -1)
@@ -184,7 +184,7 @@ playerclass_t P_ClassForPlayerWhenRespawning(int plrNum, boolean clear)
         }
     }
 #ifdef _DEBUG
-    Con_Message("ClassForPlayerWhenRespawning: plrNum=%i actualclass=%i\n", plrNum, pClass);
+    Con_Message("ClassForPlayerWhenRespawning: plrNum=%i actualclass=%i", plrNum, pClass);
 #endif
 
     return pClass;
@@ -389,7 +389,7 @@ void P_DealPlayerStarts(uint entryPoint)
 
     if(!numPlayerStarts)
     {
-        Con_Message("Warning: Zero player starts found, players will spawn as cameras.\n");
+        Con_Message("Warning: Zero player starts found, players will spawn as cameras.");
         return;
     }
 
@@ -467,7 +467,7 @@ void P_SpawnPlayer(int plrNum, playerclass_t pClass, coord_t x, coord_t y, coord
                   x, y, z, angle);
 
 #ifdef _DEBUG
-    Con_Message("P_SpawnPlayer: Player #%i spawned pos:[%g, %g, %g] angle:%x floorz:%g mobjid:%i\n",
+    Con_Message("P_SpawnPlayer: Player #%i spawned pos:[%g, %g, %g] angle:%x floorz:%g mobjid:%i",
                 plrNum, mo->origin[VX], mo->origin[VY], mo->origin[VZ], mo->angle, mo->floorZ,
                 mo->thinker.id);
 #endif
@@ -497,7 +497,7 @@ void P_SpawnPlayer(int plrNum, playerclass_t pClass, coord_t x, coord_t y, coord
         */
 
 #ifdef _DEBUG
-    Con_Message("P_SpawnPlayer: Player #%i spawning with color translation %i.\n",
+    Con_Message("P_SpawnPlayer: Player #%i spawning with color translation %i.",
                 plrNum, (mo->flags & MF_TRANSLATION) >> MF_TRANSSHIFT);
 #endif
 
@@ -534,7 +534,7 @@ void P_SpawnPlayer(int plrNum, playerclass_t pClass, coord_t x, coord_t y, coord
 
     if(p->plr->flags & DDPF_CAMERA)
     {
-        VERBOSE( Con_Message("Player #%i spawned as a camera.\n", plrNum) )
+        VERBOSE( Con_Message("Player #%i spawned as a camera.", plrNum) )
 
         p->plr->mo->origin[VZ] += (coord_t) cfg.plrViewHeight;
         p->viewHeight = 0;
@@ -657,7 +657,7 @@ void P_SpawnClient(int plrNum)
     playerclass_t pClass = P_ClassForPlayerWhenRespawning(plrNum, true);
 
 #ifdef _DEBUG
-    Con_Message("P_SpawnClient: Spawning client player mobj (for player %i; console player is %i).\n", plrNum, CONSOLEPLAYER);
+    Con_Message("P_SpawnClient: Spawning client player mobj (for player %i; console player is %i).", plrNum, CONSOLEPLAYER);
 #endif
 
     // The server will fix the player's position and angles soon after.
@@ -702,7 +702,7 @@ void P_RebornPlayer(int plrNum)
     pClass = P_ClassForPlayerWhenRespawning(plrNum, false);
     p = &players[plrNum];
 
-    Con_Message("P_RebornPlayer: player %i (class %i).\n", plrNum, pClass);
+    Con_Message("P_RebornPlayer: player %i (class %i).", plrNum, pClass);
 
     if(p->plr->mo)
     {
@@ -714,7 +714,7 @@ void P_RebornPlayer(int plrNum)
     if(G_GameState() != GS_MAP)
     {
 #ifdef _DEBUG
-        Con_Message("P_RebornPlayer: Game state is %i, won't spawn.\n", G_GameState());
+        Con_Message("P_RebornPlayer: Game state is %i, won't spawn.", G_GameState());
 #endif
         return; // Nothing else to do.
     }
@@ -780,7 +780,7 @@ void P_RebornPlayer(int plrNum)
 #if __JDOOM__ || __JHERETIC__ || __JDOOM64__
         if(!foundSpot)
         {
-            Con_Message("- force spawning at %i.\n", p->startSpot);
+            Con_Message("- force spawning at %i.", p->startSpot);
 
             if(assigned)
             {
@@ -811,7 +811,7 @@ void P_RebornPlayer(int plrNum)
             int i;
 
 #ifdef _DEBUG
-            Con_Message("P_RebornPlayer: Trying other spots for %i.\n", plrNum);
+            Con_Message("P_RebornPlayer: Trying other spots for %i.", plrNum);
 #endif
 
             // Try to spawn at one of the other player start spots.
@@ -835,12 +835,12 @@ void P_RebornPlayer(int plrNum)
                         foundSpot = true;
 
 #ifdef _DEBUG
-                        Con_Message("P_RebornPlayer: Spot [%f, %f] selected.\n", spot->origin[VX], spot->origin[VY]);
+                        Con_Message("P_RebornPlayer: Spot [%f, %f] selected.", spot->origin[VX], spot->origin[VY]);
 #endif
                         break;
                     }
 #ifdef _DEBUG
-                    Con_Message("P_RebornPlayer: Spot [%f, %f] is not available.\n", spot->origin[VX], spot->origin[VY]);
+                    Con_Message("P_RebornPlayer: Spot [%f, %f] is not available.", spot->origin[VX], spot->origin[VY]);
 #endif
                 }
             }
@@ -873,7 +873,7 @@ void P_RebornPlayer(int plrNum)
     }
 
 #ifdef _DEBUG
-    Con_Message("P_RebornPlayer: Spawning player at (%f,%f,%f) angle:%x.\n",
+    Con_Message("P_RebornPlayer: Spawning player at (%f,%f,%f) angle:%x.",
                 pos[VX], pos[VY], pos[VZ], angle);
 #endif
 
@@ -1044,7 +1044,7 @@ void P_SpawnPlayers(void)
                             spawnFlags, makeCamera, false, true);
 
 #ifdef _DEBUG
-                Con_Message("P_SpawnPlayers: Player %i at %f, %f, %f\n", i, pos[VX], pos[VY], pos[VZ]);
+                Con_Message("P_SpawnPlayers: Player %i at %f, %f, %f", i, pos[VX], pos[VY], pos[VZ]);
 #endif
             }
     }
@@ -1212,7 +1212,7 @@ static int turnMobjToNearestLine(thinker_t* th, void* context)
         return false; // Continue iteration.
 
 #ifdef _DEBUG
-    VERBOSE( Con_Message("Checking mo %i...\n", mo->thinker.id) );
+    VERBOSE( Con_Message("Checking mo %i...", mo->thinker.id) );
 #endif
 
     memset(&params, 0, sizeof(params));
@@ -1231,13 +1231,13 @@ static int turnMobjToNearestLine(thinker_t* th, void* context)
     {
         mo->angle = P_GetAnglep(params.line, DMU_ANGLE) - ANGLE_90;
 #ifdef _DEBUG
-        VERBOSE( Con_Message("turnMobjToNearestLine: mo=%i angle=%x\n", mo->thinker.id, mo->angle) );
+        VERBOSE( Con_Message("turnMobjToNearestLine: mo=%i angle=%x", mo->thinker.id, mo->angle) );
 #endif
     }
     else
     {
 #ifdef _DEBUG
-        VERBOSE( Con_Message("turnMobjToNearestLine: mo=%i => no nearest line found\n", mo->thinker.id) );
+        VERBOSE( Con_Message("turnMobjToNearestLine: mo=%i => no nearest line found", mo->thinker.id) );
 #endif
     }
 
diff --git a/doomsday/plugins/common/src/p_switch.c b/doomsday/plugins/common/src/p_switch.c
index 70fbf69112..9dc6859516 100644
--- a/doomsday/plugins/common/src/p_switch.c
+++ b/doomsday/plugins/common/src/p_switch.c
@@ -221,12 +221,12 @@ void P_InitSwitchList(void)
     // Has a custom SWITCHES lump been loaded?
     if(lumpNum >= 0)
     {
-        VERBOSE( Con_Message("Processing lump %s::SWITCHES...\n", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
+        VERBOSE( Con_Message("Processing lump %s::SWITCHES...", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
         sList = (switchlist_t*) W_CacheLump(lumpNum);
     }
     else
     {
-        VERBOSE( Con_Message("Registering default switches...\n") );
+        VERBOSE( Con_Message("Registering default switches...") );
     }
 
     uri = Uri_New();
@@ -253,7 +253,7 @@ void P_InitSwitchList(void)
             switchlist[index++] = P_ToPtr(DMU_MATERIAL, Materials_ResolveUri(uri));
             if(verbose > (lumpNum >= 0? 1 : 2))
             {
-                Con_Message("  %d: Epi:%d A:\"%s\" B:\"%s\"\n", i, SHORT(sList[i].episode), sList[i].name1, sList[i].name2);
+                Con_Message("  %d: Epi:%d A:\"%s\" B:\"%s\"", i, SHORT(sList[i].episode), sList[i].name1, sList[i].name2);
             }
         }
     }
diff --git a/doomsday/plugins/common/src/p_terraintype.c b/doomsday/plugins/common/src/p_terraintype.c
index 21113a4588..59240c2a2f 100644
--- a/doomsday/plugins/common/src/p_terraintype.c
+++ b/doomsday/plugins/common/src/p_terraintype.c
@@ -207,7 +207,7 @@ void P_InitTerrainTypes(void)
         mat = P_ToPtr(DMU_MATERIAL, Materials_ResolveUriCString(defs[i].materialUri));
         if(!mat) continue;
 
-        VERBOSE( Con_Message("P_InitTerrainTypes: Material \"%s\" linked to terrain type '%s'.\n", defs[i].materialUri, defs[i].ttName) )
+        VERBOSE( Con_Message("P_InitTerrainTypes: Material \"%s\" linked to terrain type '%s'.", defs[i].materialUri, defs[i].ttName) )
         getMaterialTerrainType(mat, idx);
     }
 }
diff --git a/doomsday/plugins/common/src/p_user.c b/doomsday/plugins/common/src/p_user.c
index 0d2305652b..1bf0fe7ca8 100644
--- a/doomsday/plugins/common/src/p_user.c
+++ b/doomsday/plugins/common/src/p_user.c
@@ -333,7 +333,7 @@ void P_PlayerRemoteMove(player_t* player)
 
     /*
 #ifdef _DEBUG
-    Con_Message("P_PlayerRemoteMove: player=%i IS_NETGAME=%i mo=%p smoother=%p IS_CLIENT=%i IS_SERVER=%i CNSPLR=%i\n",
+    Con_Message("P_PlayerRemoteMove: player=%i IS_NETGAME=%i mo=%p smoother=%p IS_CLIENT=%i IS_SERVER=%i CNSPLR=%i",
                 plrNum, IS_NETGAME, mo, smoother, IS_CLIENT, IS_SERVER, CONSOLEPLAYER);
 #endif
     */
@@ -380,14 +380,14 @@ void P_PlayerRemoteMove(player_t* player)
                     // It successfully moved to the right XY coords.
                     mo->origin[VZ] = mo->floorZ;
 #ifdef _DEBUG
-                    VERBOSE2( Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f (floorz)\n",
+                    VERBOSE2( Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f (floorz)",
                                          plrNum, mo->origin[VX], mo->origin[VY], mo->origin[VZ]) );
 #endif
                 }
                 else
                 {
 #ifdef _DEBUG
-                    VERBOSE2( Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f\n",
+                    VERBOSE2( Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f",
                                           plrNum, mo->origin[VX], mo->origin[VY], mo->origin[VZ]) );
 #endif
                 }
@@ -397,17 +397,17 @@ void P_PlayerRemoteMove(player_t* player)
             {
                 // The player must have teleported.
 #ifdef _DEBUG
-                Con_Message("P_PlayerRemoteMove: Player %i: Clearing smoother because of FIXPOS.\n", plrNum);
+                Con_Message("P_PlayerRemoteMove: Player %i: Clearing smoother because of FIXPOS.", plrNum);
 #endif
                 Smoother_Clear(smoother);
             }
         }
         else
         {
-    #ifdef _DEBUG
-            Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f FAILED!\n",
+#ifdef _DEBUG
+            Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f FAILED!",
                         plrNum, mo->origin[VX], mo->origin[VY], mo->origin[VZ]);
-    #endif
+#endif
         }
     }
     else
@@ -415,7 +415,7 @@ void P_PlayerRemoteMove(player_t* player)
 #ifdef _DEBUG
         //Smoother_Debug(smoother);
 #endif
-        /*Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f (floorz)\n",
+        /*Con_Message("P_PlayerRemoteMove: Player %i: Smooth move to %f, %f, %f (floorz)",
                     plrNum, xyz[VX], xyz[VY], xyz[VZ]);*/
 
         /*
@@ -467,7 +467,7 @@ void P_MovePlayer(player_t *player)
         if(dp->fixCounter.angles == dp->fixAcked.angles)  // all acked?
         {
 #ifdef _DEBUG
-            VERBOSE2( Con_Message("Server accepts client %i angle from command (ang=%i).\n",
+            VERBOSE2( Con_Message("Server accepts client %i angle from command (ang=%i).",
                                   player - players, cmd->angle) );
 #endif
             // Accept the client's version of the angles.
@@ -736,7 +736,7 @@ void P_PlayerReborn(player_t* player)
     if(plrNum == CONSOLEPLAYER)
     {
 #ifdef _DEBUG
-        Con_Message("P_PlayerReborn: Console player reborn, reseting InFine.\n");
+        Con_Message("P_PlayerReborn: Console player reborn, reseting InFine.");
 #endif
         // Clear the currently playing script, if any.
         FI_StackClear();
@@ -1283,7 +1283,7 @@ void P_PlayerThinkWeapons(player_t* player)
 
             if(!player->weapons[newweapon].owned)
             {
-                Con_Message("P_PlayerThinkWeapons: Player %i tried to change to unowned weapon %i!\n",
+                Con_Message("P_PlayerThinkWeapons: Player %i tried to change to unowned weapon %i!",
                             (int)(player - players), newweapon);
                 newweapon = WT_NOCHANGE;
             }
@@ -1337,7 +1337,7 @@ void P_PlayerThinkWeapons(player_t* player)
                 NetCl_PlayerActionRequest(player, GPA_CHANGE_WEAPON, newweapon);
             }
 #ifdef _DEBUG
-            Con_Message("P_PlayerThinkWeapons: Player %i changing weapon to %i (brain thinks %i).\n",
+            Con_Message("P_PlayerThinkWeapons: Player %i changing weapon to %i (brain thinks %i).",
                         (int)(player - players), newweapon, brain->changeWeapon);
 #endif
             player->pendingWeapon = newweapon;
@@ -1898,14 +1898,14 @@ void P_PlayerThinkAssertions(player_t* player)
         {
             if(!(mo->ddFlags & DDMF_SOLID))
             {
-                Con_Message("P_PlayerThinkAssertions: player %i, mobj should be solid when alive!\n", plrNum);
+                Con_Message("P_PlayerThinkAssertions: player %i, mobj should be solid when alive!", plrNum);
             }
         }
         else if(player->playerState == PST_DEAD)
         {
             if(mo->ddFlags & DDMF_SOLID)
             {
-                Con_Message("P_PlayerThinkAssertions: player %i, mobj should not be solid when dead!\n", plrNum);
+                Con_Message("P_PlayerThinkAssertions: player %i, mobj should not be solid when dead!", plrNum);
             }
         }
     }
diff --git a/doomsday/plugins/common/src/p_view.c b/doomsday/plugins/common/src/p_view.c
index 717c43886c..6cd31fd2ca 100644
--- a/doomsday/plugins/common/src/p_view.c
+++ b/doomsday/plugins/common/src/p_view.c
@@ -92,7 +92,7 @@ void P_CalcHeight(player_t* plr)
     if((pmo->flags2 & MF2_FLY) && pmo->origin[VZ] > pmo->floorZ)
     {
 #ifdef _DEBUG
-        Con_Message("Flying! z=%f flz=%f\n", pmo->origin[VZ], pmo->floorZ);
+        Con_Message("Flying! z=%f flz=%f", pmo->origin[VZ], pmo->floorZ);
 #endif
         plr->bob = 1.0f / 2;
     }
diff --git a/doomsday/plugins/common/src/p_xgfile.c b/doomsday/plugins/common/src/p_xgfile.c
index ee2c2153ae..2dfb252a42 100644
--- a/doomsday/plugins/common/src/p_xgfile.c
+++ b/doomsday/plugins/common/src/p_xgfile.c
@@ -340,7 +340,7 @@ void XG_ReadXGLump(lumpnum_t lumpNum)
 
     xgDataLumps = true;
 
-    Con_Message("XG_ReadTypes: Reading XG types from DDXGDATA.\n");
+    Con_Message("XG_ReadTypes: Reading XG types from DDXGDATA.");
 
     len = W_LumpLength(lumpNum);
     buf = (uint8_t*) malloc(len);
diff --git a/doomsday/plugins/dehread/src/dehread.cpp b/doomsday/plugins/dehread/src/dehread.cpp
index 1eccf22931..0990174ce0 100644
--- a/doomsday/plugins/dehread/src/dehread.cpp
+++ b/doomsday/plugins/dehread/src/dehread.cpp
@@ -69,7 +69,7 @@ static void readLump(lumpnum_t lumpNum)
     deh.append(QChar(0));
     W_UnlockLump(lumpNum);
 
-    Con_Message("Applying DeHackEd patch lump #%i \"%s:%s\"...\n", lumpNum,
+    Con_Message("Applying DeHackEd patch lump #%i \"%s:%s\"...", lumpNum,
                 F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum))), Str_Text(W_LumpName(lumpNum)));
 
     readDehPatch(deh, NoInclude | IgnoreEOF);
@@ -89,7 +89,7 @@ static void readFile(const String& filePath)
     Block deh = file.readAll();
     deh.append(QChar(0));
 
-    Con_Message("Applying DeHackEd patch file \"%s\"...\n", F_PrettyPath(filePath.toUtf8().constData()));
+    Con_Message("Applying DeHackEd patch file \"%s\"...", F_PrettyPath(filePath.toUtf8().constData()));
 
     readDehPatch(deh, IgnoreEOF);
 }
diff --git a/doomsday/plugins/directsound/src/driver_directsound.cpp b/doomsday/plugins/directsound/src/driver_directsound.cpp
index 49276d7e5b..146cadbb38 100644
--- a/doomsday/plugins/directsound/src/driver_directsound.cpp
+++ b/doomsday/plugins/directsound/src/driver_directsound.cpp
@@ -148,8 +148,7 @@ static IDirectSound3DBuffer8* get3DBuffer(IDirectSoundBuffer8* buf8)
     if(FAILED(hr = buf8->QueryInterface(IID_IDirectSound3DBuffer8,
                                         (LPVOID*) &buf3d)))
     {
-        Con_Message("dsDirectSound::get3DBuffer: "
-                    "Failed to get 3D interface (0x%x).\n", hr);
+        Con_Message("dsDirectSound::get3DBuffer: Failed to get 3D interface (0x%x).", hr);
         buf3d = NULL;
     }
 
@@ -221,7 +220,7 @@ int DS_Init(void)
     verbose = CommandLine_Exists("-verbose");
 
     if(verbose)
-        Con_Message("dsDirectSound::DS_Init: Initializing Direct Sound...\n");
+        Con_Message("dsDirectSound::DS_Init: Initializing Direct Sound...");
 
     // Can we set the Primary Sound Format?
     canSetPSF = !CommandLine_Exists("-nopsf");
@@ -246,8 +245,7 @@ int DS_Init(void)
         else
         {
             if(verbose)
-                Con_Message("dsDirectSound::DS_Init: "
-                            "EAX couldn't be initialized (0x%x).\n", hr);
+                Con_Message("dsDirectSound::DS_Init: EAX couldn't be initialized (0x%x).", hr);
         }
     }
 
@@ -260,8 +258,7 @@ int DS_Init(void)
         }
         else
         {
-            Con_Message("dsDirectSound::DS_Init: "
-                        "Failed to create the DS8 instance (0x%x).\n", hr);
+            Con_Message("dsDirectSound::DS_Init: Failed to create the DS8 instance (0x%x).", hr);
         }
     }
 
@@ -273,8 +270,7 @@ int DS_Init(void)
     // Set cooperative level.
     if((hr = dsound->SetCooperativeLevel(hWnd, DSSCL_PRIORITY)) != DS_OK)
     {
-        Con_Message("dsDirectSound::DS_Init: "
-                    "Failed to set cooperative level (0x%x).\n", hr);
+        Con_Message("dsDirectSound::DS_Init: Failed to set cooperative level (0x%x).", hr);
         return false;
     }
 
@@ -282,8 +278,7 @@ int DS_Init(void)
     dsoundCaps.dwSize = sizeof(dsoundCaps);
     if((hr = dsound->GetCaps(&dsoundCaps)) != DS_OK)
     {
-        Con_Message("dsDirectSound::DS_Init: "
-                    "Failed querying device caps (0x%x).\n", hr);
+        Con_Message("dsDirectSound::DS_Init: Failed querying device caps (0x%x).", hr);
         return false;
     }
 
@@ -316,8 +311,7 @@ int DS_Init(void)
 
         if((hr = dsound->CreateSoundBuffer(&desc, &primary, NULL)) != DS_OK)
         {
-            Con_Message("dsDirectSound::DS_Init: "
-                        "Failed creating primary (2D) buffer (0x%x).\n", hr);
+            Con_Message("dsDirectSound::DS_Init: Failed creating primary (2D) buffer (0x%x).", hr);
             return false;
         }
 
@@ -334,8 +328,7 @@ int DS_Init(void)
                                     (LPVOID*) &dsListener)))
         {
             if(verbose)
-                Con_Message("dsDirectSound::DS_Init: "
-                            "3D listener not available (0x%x).\n", hr);
+                Con_Message("dsDirectSound::DS_Init: 3D listener not available (0x%x).", hr);
         }
     }
 
@@ -416,7 +409,7 @@ int DS_Init(void)
             useEAX = false;
 
             if(verbose)
-                Con_Message("dsDirectSound::DS_Init: Failed retrieving property set.\n");
+                Con_Message("dsDirectSound::DS_Init: Failed retrieving property set.");
         }
     }
 
@@ -439,14 +432,14 @@ int DS_Init(void)
         {
             const eaxproperty_t* p = &eaxProps[i];
 
-            Con_Message("    %s: %s\n", p->name,
+            Con_Message("    %s: %s", p->name,
                         queryEAXSupport(p->prop)? "Present" : "Not available");
         }
     }
 
     // Success!
     if(verbose)
-        Con_Message("dsDirectSound::DS_Init: Initialization complete, OK.\n");
+        Con_Message("dsDirectSound::DS_Init: Initialization complete, OK.");
     return true;
 
 #undef NUMBUFFERS_HW_3D
@@ -554,8 +547,7 @@ sfxbuffer_t* DS_SFX_CreateBuffer(int flags, int bits, int rate)
     buf_object8 = createBuffer(&desc);
     if(!buf_object8)
     {
-        Con_Message("dsDirectSound::DS_SFX_CreateBuffer: "
-                    "Failed creating buffer [rate:%i bits:%i].\n",
+        Con_Message("dsDirectSound::DS_SFX_CreateBuffer: Failed creating buffer [rate:%i bits:%i].",
                     rate, bits);
         return NULL;
     }
@@ -566,8 +558,7 @@ sfxbuffer_t* DS_SFX_CreateBuffer(int flags, int bits, int rate)
         buf_object3d = get3DBuffer(buf_object8);
         if(!buf_object3d)
         {
-            Con_Message("dsDirectSound::DS_SFX_CreateBuffer: "
-                        "Failed to retrieve 3D interface.\n");
+            Con_Message("dsDirectSound::DS_SFX_CreateBuffer: Failed to retrieve 3D interface.");
             buf_object8->Release();
             return NULL;
         }
@@ -1068,7 +1059,7 @@ static void setEAXdw(DWORD prop, int value)
                               0, &value, sizeof(DWORD))))
     {
         if(reportEAXError(prop, hr))
-            Con_Message("setEAXdw (prop:%i value:%i) failed. Result: %x.\n",
+            Con_Message("setEAXdw (prop:%i value:%i) failed. Result: %x.",
                         prop, value, hr);
     }
 }
@@ -1083,7 +1074,7 @@ static void setEAXf(DWORD prop, float value)
                               0, &value, sizeof(float))))
     {
         if(reportEAXError(prop, hr))
-            Con_Message("setEAXf (prop:%i value:%f) failed. Result: %x.\n",
+            Con_Message("setEAXf (prop:%i value:%f) failed. Result: %x.",
                         prop, value, hr);
     }
 }
@@ -1103,7 +1094,7 @@ static void mulEAXdw(DWORD prop, float mul)
                               &retBytes)))
     {
         if(reportEAXError(prop, hr))
-            Con_Message("mulEAXdw (prop:%i) get failed. Result: %x.\n",
+            Con_Message("mulEAXdw (prop:%i) get failed. Result: %x.",
                         prop, hr & 0xffff);
     }
 
@@ -1125,7 +1116,7 @@ static void mulEAXf(DWORD prop, float mul, float min, float max)
                               &retBytes)))
     {
         if(reportEAXError(prop, hr))
-            Con_Message("mulEAXf (prop:%i) get failed. Result: %x.\n",
+            Con_Message("mulEAXf (prop:%i) get failed. Result: %x.",
                         prop, hr & 0xffff);
     }
 
diff --git a/doomsday/plugins/doom/src/d_main.c b/doomsday/plugins/doom/src/d_main.c
index 91fef467a1..130b3db944 100644
--- a/doomsday/plugins/doom/src/d_main.c
+++ b/doomsday/plugins/doom/src/d_main.c
@@ -480,10 +480,7 @@ void D_PostInit(void)
     if(p && p < myargc - 1 && deathmatch)
     {
         int time = atoi(CommandLine_At(p + 1));
-        Con_Message("Maps will end after %d minute", time);
-        if(time > 1)
-            Con_Message("s");
-        Con_Message(".\n");
+        Con_Message("Maps will end after %d %s", time, time == 1? "minute" : "minutes");
     }
 
     // Turbo option.
@@ -501,7 +498,7 @@ void D_PostInit(void)
         if(scale > 400)
             scale = 400;
 
-        Con_Message("turbo scale: %i%%\n", scale);
+        Con_Message("turbo scale: %i%%", scale);
         turboMul = scale / 100.f;
     }
 
@@ -552,9 +549,9 @@ void D_PostInit(void)
     if(autoStart)
     {
         if(gameModeBits & (GM_ANY_DOOM2|GM_DOOM_CHEX))
-            Con_Message("Warp to Map %d, Skill %d\n", startMap+1, startSkill + 1);
+            Con_Message("Warp to Map %d, Skill %d", startMap+1, startSkill + 1);
         else
-            Con_Message("Warp to Episode %d, Map %d, Skill %d\n", startEpisode+1, startMap+1, startSkill + 1);
+            Con_Message("Warp to Episode %d, Map %d, Skill %d", startEpisode+1, startMap+1, startSkill + 1);
     }
 
     // Validate episode and map.
diff --git a/doomsday/plugins/doom/src/d_refresh.c b/doomsday/plugins/doom/src/d_refresh.c
index 7cb8adba3e..a296a536c4 100644
--- a/doomsday/plugins/doom/src/d_refresh.c
+++ b/doomsday/plugins/doom/src/d_refresh.c
@@ -143,7 +143,7 @@ boolean R_ViewFilterColor(float rgba[4], int filter)
     }
 
     if(filter)
-        Con_Message("R_ViewFilterColor: Real strange filter number: %d.\n", filter);
+        Con_Message("R_ViewFilterColor: Real strange filter number: %d.", filter);
 
     return false;
 }
@@ -158,7 +158,7 @@ void R_UpdateViewFilter(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:R_UpdateViewFilter: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: R_UpdateViewFilter: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
@@ -360,7 +360,7 @@ void Mobj_UpdateColorMap(mobj_t* mo)
     if(mo->flags & MF_TRANSLATION)
     {
         mo->tmap = (mo->flags & MF_TRANSLATION) >> MF_TRANSSHIFT;
-        //Con_Message("Mobj %i color tmap:%i\n", mo->thinker.id, mo->tmap);
+        //Con_Message("Mobj %i color tmap:%i", mo->thinker.id, mo->tmap);
     }
     else
     {
diff --git a/doomsday/plugins/doom/src/m_cheat.c b/doomsday/plugins/doom/src/m_cheat.c
index 57197d9071..fc419b7fea 100644
--- a/doomsday/plugins/doom/src/m_cheat.c
+++ b/doomsday/plugins/doom/src/m_cheat.c
@@ -481,19 +481,19 @@ static void printDebugInfo(player_t* plr)
     // Also print some information to the console.
     Con_Message("%s", textBuffer);
     sub = plr->plr->mo->bspLeaf;
-    Con_Message("\nBspLeaf %i / Sector %i:\n", P_ToIndex(sub), P_ToIndex(P_GetPtrp(sub, DMU_SECTOR)));
+    Con_Message("BspLeaf %i / Sector %i:", P_ToIndex(sub), P_ToIndex(P_GetPtrp(sub, DMU_SECTOR)));
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_FLOOR_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  FloorZ:%g Material:%s\n", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
+    Con_Message("  FloorZ:%g Material:%s", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_CEILING_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  CeilingZ:%g Material:%s\n", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
+    Con_Message("  CeilingZ:%g Material:%s", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
-    Con_Message("Player height:%g   Player radius:%g\n",
+    Con_Message("Player height:%g Player radius:%g",
                 plr->plr->mo->height, plr->plr->mo->radius);
 }
 
diff --git a/doomsday/plugins/doom/src/p_inter.c b/doomsday/plugins/doom/src/p_inter.c
index adde64679b..6381de1211 100644
--- a/doomsday/plugins/doom/src/p_inter.c
+++ b/doomsday/plugins/doom/src/p_inter.c
@@ -856,7 +856,7 @@ void P_TouchSpecialMobj(mobj_t* special, mobj_t* toucher)
     }
     else
     {
-        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.\n",
+        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.",
                     (int) special->type);
     }
 
diff --git a/doomsday/plugins/doom/src/p_pspr.c b/doomsday/plugins/doom/src/p_pspr.c
index 89fa20cfbd..2b7bf7bd7e 100644
--- a/doomsday/plugins/doom/src/p_pspr.c
+++ b/doomsday/plugins/doom/src/p_pspr.c
@@ -158,7 +158,7 @@ void P_BringUpWeapon(player_t* player)
     wminfo = WEAPON_INFO(raiseWeapon, player->class_, 0);
 
 #if _DEBUG
-    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i\n",
+    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i",
                 (int)(player - players), oldPendingWeapon, wminfo->states[WSN_UP]);
 #endif
 
diff --git a/doomsday/plugins/doom/src/p_spec.c b/doomsday/plugins/doom/src/p_spec.c
index 28175caf9f..89bdb8c3ae 100644
--- a/doomsday/plugins/doom/src/p_spec.c
+++ b/doomsday/plugins/doom/src/p_spec.c
@@ -181,7 +181,7 @@ static void loadAnimDefs(animdef_t* animDefs, boolean isCustom)
         numFrames = endFrame - startFrame + 1;
         if(numFrames < 2)
         {
-            Con_Message("Warning:loadAnimDefs: Bad cycle from '%s' to '%s' in sequence #%i, ignoring.\n", animDefs[i].startname, animDefs[i].endname, i);
+            Con_Message("Warning: loadAnimDefs: Bad cycle from '%s' to '%s' in sequence #%i, ignoring.", animDefs[i].startname, animDefs[i].endname, i);
             continue;
         }
 
@@ -200,7 +200,7 @@ static void loadAnimDefs(animdef_t* animDefs, boolean isCustom)
         {
             AutoStr* from = Uri_ToString(startUri);
             AutoStr* to = Uri_ToString(endUri);
-            Con_Message("  %d: From:\"%s\" To:\"%s\" Tics:%i\n", i, Str_Text(from), Str_Text(to), ticsPerFrame);
+            Con_Message("  %d: From:\"%s\" To:\"%s\" Tics:%i", i, Str_Text(from), Str_Text(to), ticsPerFrame);
         }
 
         // Find an animation group for this.
@@ -238,13 +238,13 @@ void P_InitPicAnims(void)
          * Support for this extension should be considered depreciated.
          * All new features should be added, accessed via DED.
          */
-        VERBOSE( Con_Message("Processing lump %s::ANIMATED...\n", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
+        VERBOSE( Con_Message("Processing lump %s::ANIMATED...", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
         loadAnimDefs((animdef_t*)W_CacheLump(lumpNum), true);
         W_UnlockLump(lumpNum);
         return;
     }}
 
-    VERBOSE( Con_Message("Registering default texture animations...\n") );
+    VERBOSE( Con_Message("Registering default texture animations...") );
     loadAnimDefs(animsShared, false);
 }
 
diff --git a/doomsday/plugins/doom/src/p_telept.c b/doomsday/plugins/doom/src/p_telept.c
index ccaf678cdc..a960055940 100644
--- a/doomsday/plugins/doom/src/p_telept.c
+++ b/doomsday/plugins/doom/src/p_telept.c
@@ -185,7 +185,7 @@ int EV_Teleport(LineDef* line, int side, mobj_t* mo, boolean spawnFog)
             //mo->dPlayer->clAngle = mo->angle; /* $unifiedangles */
             mo->dPlayer->flags |= DDPF_FIXANGLES | DDPF_FIXORIGIN | DDPF_FIXMOM;
 #ifdef _DEBUG
-            Con_Message("EV_Teleport: Player %p set FIX flags.\n", mo->dPlayer);
+            Con_Message("EV_Teleport: Player %p set FIX flags.", mo->dPlayer);
 #endif
         }
 
diff --git a/doomsday/plugins/doom/src/st_stuff.c b/doomsday/plugins/doom/src/st_stuff.c
index 3253951020..850550de74 100644
--- a/doomsday/plugins/doom/src/st_stuff.c
+++ b/doomsday/plugins/doom/src/st_stuff.c
@@ -519,14 +519,14 @@ void ST_HUDUnHide(int player, hueevent_t ev)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid player #%i, ignoring.", player);
+        Con_Message("Warning: ST_HUDUnHide: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
     if(ev < HUE_FORCE || ev > NUMHUDUNHIDEEVENTS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
+        Con_Message("Warning: ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
 #endif
         return;
     }
@@ -2626,7 +2626,7 @@ void ST_Drawer(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_Drawer: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: ST_Drawer: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
@@ -3371,7 +3371,7 @@ D_CMD(ChatOpen)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -3415,9 +3415,9 @@ D_CMD(ChatSendMacro)
 
     if(argc < 2 || argc > 3)
     {
-        Con_Message("Usage: %s (team) (macro number)\n", argv[0]);
+        Con_Message("Usage: %s (team) (macro number)", argv[0]);
         Con_Message("Send a chat macro to other player(s).\n"
-                    "If (team) is omitted, the message will be sent to all players.\n");
+                    "If (team) is omitted, the message will be sent to all players.");
         return true;
     }
 
@@ -3429,7 +3429,7 @@ D_CMD(ChatSendMacro)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -3437,7 +3437,7 @@ D_CMD(ChatSendMacro)
     macroId = UIChat_ParseMacroId(argc == 3? argv[2] : argv[1]);
     if(-1 == macroId)
     {
-        Con_Message("Invalid macro id.\n");
+        Con_Message("Invalid macro id.");
         return false;
     }
 
diff --git a/doomsday/plugins/doom64/src/d_main.c b/doomsday/plugins/doom64/src/d_main.c
index 5e868bc426..ece471f225 100644
--- a/doomsday/plugins/doom64/src/d_main.c
+++ b/doomsday/plugins/doom64/src/d_main.c
@@ -391,10 +391,7 @@ void D_PostInit(void)
     if(p && p < myargc - 1 && deathmatch)
     {
         int time = atoi(CommandLine_At(p + 1));
-        Con_Message("Levels will end after %d minute", time);
-        if(time > 1)
-            Con_Message("s");
-        Con_Message(".\n");
+        Con_Message("Maps will end after %d %s", time, time == 1? "minute" : "minutes");
     }
 
     // Turbo option.
@@ -412,7 +409,7 @@ void D_PostInit(void)
         if(scale > 400)
             scale = 400;
 
-        Con_Message("turbo scale: %i%%\n", scale);
+        Con_Message("turbo scale: %i%%", scale);
         turboMul = scale / 100.f;
     }
 
@@ -445,7 +442,7 @@ void D_PostInit(void)
     // Are we autostarting?
     if(autoStart)
     {
-        Con_Message("Warp to Episode %d, Map %d, Skill %d\n", startEpisode+1,
+        Con_Message("Warp to Episode %d, Map %d, Skill %d", startEpisode+1,
                     startMap+1, startSkill + 1);
     }
 
diff --git a/doomsday/plugins/doom64/src/d_refresh.c b/doomsday/plugins/doom64/src/d_refresh.c
index d6e6e7f711..4aeb0f1e38 100644
--- a/doomsday/plugins/doom64/src/d_refresh.c
+++ b/doomsday/plugins/doom64/src/d_refresh.c
@@ -141,7 +141,7 @@ boolean R_ViewFilterColor(float rgba[4], int filter)
     }
 
     if(filter)
-        Con_Message("R_ViewFilterColor: Real strange filter number: %d.\n", filter);
+        Con_Message("R_ViewFilterColor: Real strange filter number: %d.", filter);
 
     return false;
 }
@@ -156,7 +156,7 @@ void R_UpdateViewFilter(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:R_UpdateViewFilter: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: R_UpdateViewFilter: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
diff --git a/doomsday/plugins/doom64/src/m_cheat.c b/doomsday/plugins/doom64/src/m_cheat.c
index 01d2459f42..1421717d5d 100644
--- a/doomsday/plugins/doom64/src/m_cheat.c
+++ b/doomsday/plugins/doom64/src/m_cheat.c
@@ -202,19 +202,19 @@ void printDebugInfo(player_t* plr)
     // Also print some information to the console.
     Con_Message("%s", textBuffer);
     sub = plr->plr->mo->bspLeaf;
-    Con_Message("\nBspLeaf %i:\n", P_ToIndex(sub));
+    Con_Message("BspLeaf %i:", P_ToIndex(sub));
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_FLOOR_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  FloorZ:%g Material:%s\n", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
+    Con_Message("  FloorZ:%g Material:%s", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_CEILING_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  CeilingZ:%g Material:%s\n", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
+    Con_Message("  CeilingZ:%g Material:%s", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
-    Con_Message("Player height:%g   Player radius:%g\n", plr->plr->mo->height, plr->plr->mo->radius);
+    Con_Message("Player height:%g Player radius:%g", plr->plr->mo->height, plr->plr->mo->radius);
 }
 
 /**
diff --git a/doomsday/plugins/doom64/src/p_inter.c b/doomsday/plugins/doom64/src/p_inter.c
index 5d7cbca3f7..f3989cc1a1 100644
--- a/doomsday/plugins/doom64/src/p_inter.c
+++ b/doomsday/plugins/doom64/src/p_inter.c
@@ -877,7 +877,7 @@ void P_TouchSpecialMobj(mobj_t* special, mobj_t* toucher)
     }
     else
     {
-        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.\n",
+        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.",
                     (int) special->type);
     }
 
diff --git a/doomsday/plugins/doom64/src/p_mobj.c b/doomsday/plugins/doom64/src/p_mobj.c
index 7994b8f2bd..79a8b71cfc 100644
--- a/doomsday/plugins/doom64/src/p_mobj.c
+++ b/doomsday/plugins/doom64/src/p_mobj.c
@@ -782,7 +782,7 @@ mobj_t* P_SpawnMobjXYZ(mobjtype_t type, coord_t x, coord_t y, coord_t z, angle_t
 
     if(type < MT_FIRST || type >= Get(DD_NUMMOBJTYPES))
     {
-        Con_Message("Warning: P_SpawnMobj: Attempt to spawn unknown mobj type %i, ignoring.\n", type);
+        Con_Message("Warning: P_SpawnMobj: Attempt to spawn unknown mobj type %i, ignoring.", type);
         return NULL;
     }
 
diff --git a/doomsday/plugins/doom64/src/p_pspr.c b/doomsday/plugins/doom64/src/p_pspr.c
index 633e166c7d..92ed517025 100644
--- a/doomsday/plugins/doom64/src/p_pspr.c
+++ b/doomsday/plugins/doom64/src/p_pspr.c
@@ -167,7 +167,7 @@ void P_BringUpWeapon(player_t* player)
     wminfo = WEAPON_INFO(raiseWeapon, player->class_, 0);
 
 #if _DEBUG
-    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i\n",
+    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i",
                 (int)(player - players), oldPendingWeapon, wminfo->states[WSN_UP]);
 #endif
 
diff --git a/doomsday/plugins/doom64/src/p_spec.c b/doomsday/plugins/doom64/src/p_spec.c
index 2c24f5cd7f..a434478d5c 100644
--- a/doomsday/plugins/doom64/src/p_spec.c
+++ b/doomsday/plugins/doom64/src/p_spec.c
@@ -169,7 +169,7 @@ static void loadAnimDefs(animdef_t* animDefs, boolean isCustom)
         numFrames = (endFrame > startFrame? endFrame - startFrame : startFrame - endFrame) + 1;
         if(numFrames < 2)
         {
-            Con_Message("Warning:loadAnimDefs: Bad cycle from '%s' to '%s' in sequence #%i, ignoring.\n",
+            Con_Message("Warning: loadAnimDefs: Bad cycle from '%s' to '%s' in sequence #%i, ignoring.",
                         animDefs[i].startname, animDefs[i].endname, i);
             continue;
         }
@@ -189,7 +189,7 @@ static void loadAnimDefs(animdef_t* animDefs, boolean isCustom)
         {
             AutoStr* from = Uri_ToString(startUri);
             AutoStr* to = Uri_ToString(endUri);
-            Con_Message("  %d: From:\"%s\" To:\"%s\" Tics:%i\n", i, Str_Text(from), Str_Text(to), ticsPerFrame);
+            Con_Message("  %d: From:\"%s\" To:\"%s\" Tics:%i", i, Str_Text(from), Str_Text(to), ticsPerFrame);
         }
 
         // Find an animation group for this.
@@ -227,13 +227,13 @@ void P_InitPicAnims(void)
          * Support for this extension should be considered depreciated.
          * All new features should be added, accessed via DED.
          */
-        VERBOSE( Con_Message("Processing lump %s::ANIMATED...\n", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
+        VERBOSE( Con_Message("Processing lump %s::ANIMATED...", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
         loadAnimDefs((animdef_t*)W_CacheLump(lumpNum), true);
         W_UnlockLump(lumpNum);
         return;
     }}
 
-    VERBOSE( Con_Message("Registering default texture animations...\n") );
+    VERBOSE( Con_Message("Registering default texture animations...") );
     loadAnimDefs(animsShared, false);
 }
 
diff --git a/doomsday/plugins/doom64/src/st_stuff.c b/doomsday/plugins/doom64/src/st_stuff.c
index 9c8850540d..49e58fd368 100644
--- a/doomsday/plugins/doom64/src/st_stuff.c
+++ b/doomsday/plugins/doom64/src/st_stuff.c
@@ -146,14 +146,14 @@ void ST_HUDUnHide(int player, hueevent_t ev)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid player #%i, ignoring.", player);
+        Con_Message("Warning: ST_HUDUnHide: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
     if(ev < HUE_FORCE || ev > NUMHUDUNHIDEEVENTS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
+        Con_Message("Warning: ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
 #endif
         return;
     }
@@ -617,7 +617,7 @@ void ST_Drawer(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_Drawer: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: ST_Drawer: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
@@ -1141,7 +1141,7 @@ D_CMD(ChatOpen)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -1191,9 +1191,9 @@ D_CMD(ChatSendMacro)
 
     if(argc < 2 || argc > 3)
     {
-        Con_Message("Usage: %s (team) (macro number)\n", argv[0]);
+        Con_Message("Usage: %s (team) (macro number)", argv[0]);
         Con_Message("Send a chat macro to other player(s).\n"
-                    "If (team) is omitted, the message will be sent to all players.\n");
+                    "If (team) is omitted, the message will be sent to all players.");
         return true;
     }
 
@@ -1208,7 +1208,7 @@ D_CMD(ChatSendMacro)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -1216,7 +1216,7 @@ D_CMD(ChatSendMacro)
     macroId = UIChat_ParseMacroId(argc == 3? argv[2] : argv[1]);
     if(-1 == macroId)
     {
-        Con_Message("Invalid macro id.\n");
+        Con_Message("Invalid macro id.");
         return false;
     }
 
diff --git a/doomsday/plugins/example/src/example.c b/doomsday/plugins/example/src/example.c
index 7a44bf8872..f7a4ce37a4 100644
--- a/doomsday/plugins/example/src/example.c
+++ b/doomsday/plugins/example/src/example.c
@@ -45,7 +45,7 @@ static int ExampleHook(int hookType, int parm, void *data)
     DENG_UNUSED(parm);
     DENG_UNUSED(data);
 
-    Con_Message("ExampleHook: Hook successful!\n");
+    Con_Message("ExampleHook: Hook successful!");
     return true;
 }
 
diff --git a/doomsday/plugins/fluidsynth/src/driver_fluidsynth.cpp b/doomsday/plugins/fluidsynth/src/driver_fluidsynth.cpp
index fd1be5ea40..cd827264fd 100644
--- a/doomsday/plugins/fluidsynth/src/driver_fluidsynth.cpp
+++ b/doomsday/plugins/fluidsynth/src/driver_fluidsynth.cpp
@@ -67,7 +67,7 @@ int DS_Init(void)
     fsSynth = new_fluid_synth(fsConfig);
     if(!fsSynth)
     {
-        Con_Message("Failed to create FluidSynth synthesizer.\n");
+        Con_Message("Failed to create FluidSynth synthesizer.");
         return false;
     }
 
@@ -82,7 +82,7 @@ int DS_Init(void)
     fsDriver = new_fluid_audio_driver(fsConfig, fsSynth);
     if(!fsDriver)
     {
-        Con_Message("Failed to create FluidSynth audio driver '%s'.\n", driverName);
+        Con_Message("Failed to create FluidSynth audio driver '%s'.", driverName);
         return false;
     }
 #else
diff --git a/doomsday/plugins/fmod/src/driver_fmod.cpp b/doomsday/plugins/fmod/src/driver_fmod.cpp
index be80d2c94c..7cd1098c64 100644
--- a/doomsday/plugins/fmod/src/driver_fmod.cpp
+++ b/doomsday/plugins/fmod/src/driver_fmod.cpp
@@ -66,7 +66,7 @@ int DS_Init(void)
     FMOD_RESULT result;
     if((result = FMOD::System_Create(&fmodSystem)) != FMOD_OK)
     {
-        Con_Message("FMOD::System_Create failed: (%d) %s\n", result, FMOD_ErrorString(result));
+        Con_Message("FMOD::System_Create failed: (%d) %s", result, FMOD_ErrorString(result));
         fmodSystem = 0;
         return false;
     }
@@ -98,7 +98,7 @@ int DS_Init(void)
     // Initialize FMOD.
     if((result = fmodSystem->init(50, FMOD_INIT_NORMAL | FMOD_INIT_3D_RIGHTHANDED | FMOD_INIT_HRTF_LOWPASS, 0)) != FMOD_OK)
     {
-        Con_Message("FMOD init failed: (%d) %s\n", result, FMOD_ErrorString(result));
+        Con_Message("FMOD init failed: (%d) %s", result, FMOD_ErrorString(result));
         fmodSystem->release();
         fmodSystem = 0;
         return false;
@@ -132,7 +132,7 @@ int DS_Init(void)
 #endif
 
     // Print the credit required by FMOD license.
-    Con_Message("FMOD Sound System (c) Firelight Technologies Pty, Ltd., 1994-2012.\n");
+    Con_Message("FMOD Sound System (c) Firelight Technologies Pty, Ltd., 1994-2013.");
 
     DSFMOD_TRACE("DS_Init: FMOD initialized.");
     return true;
diff --git a/doomsday/plugins/heretic/src/h_main.c b/doomsday/plugins/heretic/src/h_main.c
index badd8f9847..c7940701e3 100644
--- a/doomsday/plugins/heretic/src/h_main.c
+++ b/doomsday/plugins/heretic/src/h_main.c
@@ -424,7 +424,7 @@ void H_PostInit(void)
         if(scale > 400)
             scale = 400;
 
-        Con_Message("turbo scale: %i%%\n", scale);
+        Con_Message("turbo scale: %i%%", scale);
         turboMul = scale / 100.f;
     }
 
@@ -466,7 +466,7 @@ void H_PostInit(void)
     // Are we autostarting?
     if(autoStart)
     {
-        Con_Message("Warp to Episode %d, Map %d, Skill %d\n", startEpisode+1,
+        Con_Message("Warp to Episode %d, Map %d, Skill %d", startEpisode+1,
                     startMap+1, startSkill + 1);
     }
 
diff --git a/doomsday/plugins/heretic/src/h_refresh.c b/doomsday/plugins/heretic/src/h_refresh.c
index 8733c01390..ab92429b28 100644
--- a/doomsday/plugins/heretic/src/h_refresh.c
+++ b/doomsday/plugins/heretic/src/h_refresh.c
@@ -106,7 +106,7 @@ boolean R_ViewFilterColor(float rgba[4], int filter)
     }
 
     if(filter)
-        Con_Message("R_ViewFilterColor: Real strange filter number: %d.\n", filter);
+        Con_Message("R_ViewFilterColor: Real strange filter number: %d.", filter);
 
     return false;
 }
@@ -123,7 +123,7 @@ void R_UpdateViewFilter(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:R_UpdateViewFilter: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: R_UpdateViewFilter: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
diff --git a/doomsday/plugins/heretic/src/m_cheat.c b/doomsday/plugins/heretic/src/m_cheat.c
index fc72a6167f..6de021fb88 100644
--- a/doomsday/plugins/heretic/src/m_cheat.c
+++ b/doomsday/plugins/heretic/src/m_cheat.c
@@ -272,19 +272,19 @@ static void printDebugInfo(int player)
     // Also print some information to the console.
     Con_Message("%s", textBuffer);
     sub = plr->plr->mo->bspLeaf;
-    Con_Message("\nBspLeaf %i:\n", P_ToIndex(sub));
+    Con_Message("BspLeaf %i:", P_ToIndex(sub));
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_FLOOR_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  FloorZ:%g Material:%s\n", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
+    Con_Message("  FloorZ:%g Material:%s", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_CEILING_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  CeilingZ:%g Material:%s\n", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
+    Con_Message("  CeilingZ:%g Material:%s", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
-    Con_Message("Player height:%g   Player radius:%g\n",
+    Con_Message("Player height:%g Player radius:%g",
                 plr->plr->mo->height, plr->plr->mo->radius);
 }
 
diff --git a/doomsday/plugins/heretic/src/p_inter.c b/doomsday/plugins/heretic/src/p_inter.c
index 0c61450646..ee1a258a5b 100644
--- a/doomsday/plugins/heretic/src/p_inter.c
+++ b/doomsday/plugins/heretic/src/p_inter.c
@@ -855,7 +855,7 @@ void P_TouchSpecialMobj(mobj_t* special, mobj_t* toucher)
     }
     else
     {
-        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.\n",
+        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.",
                     (int) special->type);
     }
 
@@ -988,7 +988,7 @@ boolean P_MorphPlayer(player_t* player)
     int oldFlags2;
 
 #ifdef _DEBUG
-    Con_Message("P_MorphPlayer: Player %i.\n", (int)(player - players));
+    Con_Message("P_MorphPlayer: Player %i.", (int)(player - players));
 #endif
 
     if(player->morphTics)
@@ -1204,13 +1204,13 @@ int P_DamageMobj2(mobj_t* target, mobj_t* inflictor, mobj_t* source,
     }
 
 #ifdef _DEBUG
-    Con_Message("P_DamageMobj2: Damaging %i with %i points.\n", target->thinker.id, damage);
+    Con_Message("P_DamageMobj2: Damaging %i with %i points.", target->thinker.id, damage);
 #endif
 
     if(!(target->flags & MF_SHOOTABLE))
     {
 #ifdef _DEBUG
-        Con_Message("P_DamageMobj2: Target %i is not shootable!\n", target->thinker.id);
+        Con_Message("P_DamageMobj2: Target %i is not shootable!", target->thinker.id);
 #endif
         return 0; // Shouldn't happen...
     }
diff --git a/doomsday/plugins/heretic/src/p_mobj.c b/doomsday/plugins/heretic/src/p_mobj.c
index f2be3223d7..2d76cbb194 100644
--- a/doomsday/plugins/heretic/src/p_mobj.c
+++ b/doomsday/plugins/heretic/src/p_mobj.c
@@ -526,7 +526,7 @@ void P_MobjMoveZ(mobj_t* mo)
         if(!P_CheckPosition(mo, mo->origin))
         {
 #ifdef _DEBUG
-            Con_Message("Floating thing %i has gotten stuck! onmobj=%i z=%f flz=%f tmfz=%f\n",
+            Con_Message("Floating thing %i has gotten stuck! onmobj=%i z=%f flz=%f tmfz=%f",
                         mo->thinker.id, mo->onMobj? mo->onMobj->thinker.id : 0, mo->origin[VZ], mo->floorZ, tmFloorZ);
 #endif
             if(mo->origin[VZ] < tmFloorZ)
diff --git a/doomsday/plugins/heretic/src/p_pspr.c b/doomsday/plugins/heretic/src/p_pspr.c
index 1350ec3a2e..e749bd8fc2 100644
--- a/doomsday/plugins/heretic/src/p_pspr.c
+++ b/doomsday/plugins/heretic/src/p_pspr.c
@@ -608,7 +608,7 @@ void P_BringUpWeapon(struct player_s* player)
     wminfo = WEAPON_INFO(raiseWeapon, player->class_, (player->powers[PT_WEAPONLEVEL2]? 1:0));
 
 #if _DEBUG
-    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i\n",
+    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i",
                 (int)(player - players), oldPendingWeapon, wminfo->states[WSN_UP]);
 #endif
 
@@ -624,7 +624,7 @@ void P_FireWeapon(player_t *player)
     int                 lvl = (player->powers[PT_WEAPONLEVEL2]? 1 : 0);
 
 #ifdef _DEBUG
-    Con_Message("P_FireWeapon: player %i\n", (int)(player - players));
+    Con_Message("P_FireWeapon: player %i", (int)(player - players));
 #endif
 
     if(!P_CheckAmmo(player))
@@ -634,7 +634,7 @@ void P_FireWeapon(player_t *player)
 
     P_MobjChangeState(player->plr->mo, PCLASS_INFO(player->class_)->attackState);
 #ifdef _DEBUG
-    Con_Message("P_FireWeapon: Setting player %i to attack state.\n", (int)(player - players));
+    Con_Message("P_FireWeapon: Setting player %i to attack state.", (int)(player - players));
 #endif
 
     if(player->refire)
@@ -1935,7 +1935,7 @@ void C_DECL A_Egg(mobj_t* mo)
         return;
 
 #ifdef _DEBUG
-    Con_Message("A_Egg: Spawning EGGFXs.\n");
+    Con_Message("A_Egg: Spawning EGGFXs.");
 #endif
 
 #if __JHEXEN__
diff --git a/doomsday/plugins/heretic/src/p_spec.c b/doomsday/plugins/heretic/src/p_spec.c
index aee98e8b47..bcb34b12a2 100644
--- a/doomsday/plugins/heretic/src/p_spec.c
+++ b/doomsday/plugins/heretic/src/p_spec.c
@@ -318,7 +318,7 @@ static void loadAnimDefs(animdef_t* animDefs, boolean isCustom)
         numFrames = (endFrame > startFrame? endFrame - startFrame : startFrame - endFrame) + 1;
         if(numFrames < 2)
         {
-            Con_Message("Warning:loadAnimDefs: Bad cycle from '%s' to '%s' in sequence #%i, ignoring.\n", animDefs[i].startname, animDefs[i].endname, i);
+            Con_Message("Warning: loadAnimDefs: Bad cycle from '%s' to '%s' in sequence #%i, ignoring.", animDefs[i].startname, animDefs[i].endname, i);
             continue;
         }
 
@@ -337,7 +337,7 @@ static void loadAnimDefs(animdef_t* animDefs, boolean isCustom)
         {
             AutoStr* from = Uri_ToString(startUri);
             AutoStr* to = Uri_ToString(endUri);
-            Con_Message("  %d: From:\"%s\" To:\"%s\" Tics:%i\n", i, Str_Text(from), Str_Text(to), ticsPerFrame);
+            Con_Message("  %d: From:\"%s\" To:\"%s\" Tics:%i", i, Str_Text(from), Str_Text(to), ticsPerFrame);
         }
 
         // Find an animation group for this.
@@ -375,13 +375,13 @@ void P_InitPicAnims(void)
          * Support for this extension should be considered depreciated.
          * All new features should be added, accessed via DED.
          */
-        VERBOSE( Con_Message("Processing lump %s::ANIMATED...\n", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
+        VERBOSE( Con_Message("Processing lump %s::ANIMATED...", F_PrettyPath(Str_Text(W_LumpSourceFile(lumpNum)))) )
         loadAnimDefs((animdef_t*)W_CacheLump(lumpNum), true);
         W_UnlockLump(lumpNum);
         return;
     }}
 
-    VERBOSE( Con_Message("Registering default texture animations...\n") );
+    VERBOSE( Con_Message("Registering default texture animations...") );
     loadAnimDefs(anims, false);
 }
 
diff --git a/doomsday/plugins/heretic/src/st_stuff.c b/doomsday/plugins/heretic/src/st_stuff.c
index 9548c75166..be7564882d 100644
--- a/doomsday/plugins/heretic/src/st_stuff.c
+++ b/doomsday/plugins/heretic/src/st_stuff.c
@@ -1288,14 +1288,14 @@ void ST_HUDUnHide(int player, hueevent_t ev)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid player #%i, ignoring.", player);
+        Con_Message("Warning: ST_HUDUnHide: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
     if(ev < HUE_FORCE || ev > NUMHUDUNHIDEEVENTS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
+        Con_Message("Warning: ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
 #endif
         return;
     }
@@ -2457,7 +2457,7 @@ void ST_Drawer(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_Drawer: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: ST_Drawer: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
@@ -3184,7 +3184,7 @@ D_CMD(ChatOpen)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -3234,9 +3234,9 @@ D_CMD(ChatSendMacro)
 
     if(argc < 2 || argc > 3)
     {
-        Con_Message("Usage: %s (team) (macro number)\n", argv[0]);
+        Con_Message("Usage: %s (team) (macro number)", argv[0]);
         Con_Message("Send a chat macro to other player(s).\n"
-                    "If (team) is omitted, the message will be sent to all players.\n");
+                    "If (team) is omitted, the message will be sent to all players.");
         return true;
     }
 
@@ -3251,7 +3251,7 @@ D_CMD(ChatSendMacro)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -3259,7 +3259,7 @@ D_CMD(ChatSendMacro)
     macroId = UIChat_ParseMacroId(argc == 3? argv[2] : argv[1]);
     if(-1 == macroId)
     {
-        Con_Message("Invalid macro id.\n");
+        Con_Message("Invalid macro id.");
         return false;
     }
 
diff --git a/doomsday/plugins/hexen/src/h2_main.c b/doomsday/plugins/hexen/src/h2_main.c
index d433a18d8a..67254befe8 100644
--- a/doomsday/plugins/hexen/src/h2_main.c
+++ b/doomsday/plugins/hexen/src/h2_main.c
@@ -384,7 +384,7 @@ void X_PostInit(void)
         if(scale > 400)
             scale = 400;
 
-        Con_Message("Turbo scale: %i%%\n", scale);
+        Con_Message("Turbo scale: %i%%", scale);
         turboMul = scale / 100.f;
     }
 
@@ -396,10 +396,10 @@ void X_PostInit(void)
 
     P_InitMapMusicInfo(); // Init music fields in mapinfo.
 
-    Con_Message("Parsing SNDINFO...\n");
+    Con_Message("Parsing SNDINFO...");
     S_ParseSndInfoLump();
 
-    Con_Message("SN_InitSequenceScript: Registering sound sequences.\n");
+    Con_Message("SN_InitSequenceScript: Registering sound sequences.");
     SN_InitSequenceScript();
 
     // Load a saved game?
@@ -425,11 +425,11 @@ void X_PostInit(void)
         playerclass_t pClass = (playerclass_t)atoi(CommandLine_At(p + 1));
         if(!VALID_PLAYER_CLASS(pClass))
         {
-            Con_Message("Warning: Invalid player class id=%d specified with -class, ignoring.\n", (int)pClass);
+            Con_Message("Warning: Invalid player class id=%d specified with -class, ignoring.", (int)pClass);
         }
         else if(!PCLASS_INFO(pClass)->userSelectable)
         {
-            Con_Message("Warning: Non-user-selectable player class id=%d specified with -class, ignoring.\n", (int)pClass);
+            Con_Message("Warning: Non-user-selectable player class id=%d specified with -class, ignoring.", (int)pClass);
         }
         else
         {
@@ -439,7 +439,7 @@ void X_PostInit(void)
 
     if(startPlayerClass != PCLASS_NONE)
     {
-        Con_Message("Player Class: '%s'\n", PCLASS_INFO(startPlayerClass)->niceName);
+        Con_Message("Player Class: '%s'", PCLASS_INFO(startPlayerClass)->niceName);
         cfg.playerClass[CONSOLEPLAYER] = startPlayerClass;
         autoStart = true;
     }
@@ -461,7 +461,7 @@ void X_PostInit(void)
     // Are we autostarting?
     if(autoStart)
     {
-        Con_Message("Warp to Map %d (\"%s\":%d), Skill %d\n", warpMap+1, P_GetMapName(startMap), startMap+1, startSkill + 1);
+        Con_Message("Warp to Map %d (\"%s\":%d), Skill %d", warpMap+1, P_GetMapName(startMap), startMap+1, startSkill + 1);
     }
 
     // Validate episode and map.
diff --git a/doomsday/plugins/hexen/src/hrefresh.c b/doomsday/plugins/hexen/src/hrefresh.c
index 17bdbace28..9b9723b5ff 100644
--- a/doomsday/plugins/hexen/src/hrefresh.c
+++ b/doomsday/plugins/hexen/src/hrefresh.c
@@ -116,7 +116,7 @@ void R_UpdateViewFilter(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:R_UpdateViewFilter: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: R_UpdateViewFilter: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
@@ -180,7 +180,7 @@ static void rendPlayerView(int player)
 
     if(!plr->plr->mo)
     {
-        Con_Message("rendPlayerView: Rendering view of player %i, who has no mobj!\n", player);
+        Con_Message("rendPlayerView: Rendering view of player %i, who has no mobj!", player);
         return;
     }
 
diff --git a/doomsday/plugins/hexen/src/m_cheat.c b/doomsday/plugins/hexen/src/m_cheat.c
index 27ed403d11..2f0b2cb274 100644
--- a/doomsday/plugins/hexen/src/m_cheat.c
+++ b/doomsday/plugins/hexen/src/m_cheat.c
@@ -286,19 +286,19 @@ static void printDebugInfo(int player)
     // Also print some information to the console.
     Con_Message("%s", textBuffer);
     sub = plr->plr->mo->bspLeaf;
-    Con_Message("\nBspLeaf %i:\n", P_ToIndex(sub));
+    Con_Message("BspLeaf %i:", P_ToIndex(sub));
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_FLOOR_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  FloorZ:%g Material:%s\n", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
+    Con_Message("  FloorZ:%g Material:%s", P_GetDoublep(sub, DMU_FLOOR_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
     uri = Materials_ComposeUri(P_GetIntp(sub, DMU_CEILING_MATERIAL));
     path = Uri_ToString(uri);
-    Con_Message("  CeilingZ:%g Material:%s\n", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
+    Con_Message("  CeilingZ:%g Material:%s", P_GetDoublep(sub, DMU_CEILING_HEIGHT), Str_Text(path));
     Uri_Delete(uri);
 
-    Con_Message("Player height:%g   Player radius:%g\n",
+    Con_Message("Player height:%g Player radius:%g",
                 plr->plr->mo->height, plr->plr->mo->radius);
 }
 
diff --git a/doomsday/plugins/hexen/src/p_acs.c b/doomsday/plugins/hexen/src/p_acs.c
index 9dce6d9a8e..08218789b0 100644
--- a/doomsday/plugins/hexen/src/p_acs.c
+++ b/doomsday/plugins/hexen/src/p_acs.c
@@ -256,7 +256,7 @@ void P_LoadACScripts(int lump)
     acsinfo_t* info;
     int i;
 
-    VERBOSE( Con_Message("Loading ACS bytecode lump %s:%s (#%i)...\n",
+    VERBOSE( Con_Message("Loading ACS bytecode lump %s:%s (#%i)...",
                          F_PrettyPath(Str_Text(W_LumpSourceFile(lump))), Str_Text(W_LumpName(lump)), lump) )
     ACScriptCount = 0;
 
@@ -277,7 +277,7 @@ void P_LoadACScripts(int lump)
     if(ACScriptCount == 0 || IS_CLIENT)
     {
         // Empty/Invalid lump.
-        Con_Message("Warning: P_LoadACSScripts: lumpnum %i does not appear to be valid ACS bytecode, ignoring.\n", lump);
+        Con_Message("Warning: P_LoadACSScripts: lumpnum %i does not appear to be valid ACS bytecode, ignoring.", lump);
         return;
     }
 
@@ -383,7 +383,7 @@ boolean P_StartACS(int number, uint map, byte* args, mobj_t* activator,
 #ifdef _DEBUG
     if(IS_CLIENT)
     {
-        Con_Message("P_StartACS: Client is attempting to start a script!\n");
+        Con_Message("P_StartACS: Client is attempting to start a script!");
     }
 #endif
 
diff --git a/doomsday/plugins/hexen/src/p_inter.c b/doomsday/plugins/hexen/src/p_inter.c
index 95b86b75f4..a16f4a7933 100644
--- a/doomsday/plugins/hexen/src/p_inter.c
+++ b/doomsday/plugins/hexen/src/p_inter.c
@@ -1227,7 +1227,7 @@ void P_TouchSpecialMobj(mobj_t* special, mobj_t* toucher)
     }
     else
     {
-        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.\n",
+        Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.",
                     (int) special->type);
     }
 
diff --git a/doomsday/plugins/hexen/src/p_mapinfo.c b/doomsday/plugins/hexen/src/p_mapinfo.c
index 0b4b9f8e30..edd1578eca 100644
--- a/doomsday/plugins/hexen/src/p_mapinfo.c
+++ b/doomsday/plugins/hexen/src/p_mapinfo.c
@@ -325,7 +325,7 @@ void P_InitMapInfo(void)
         }
 
 #ifdef _DEBUG
-        Con_Message("MAPINFO: map%i \"%s\" warp:%i\n", map, info->name, info->warpTrans);
+        Con_Message("MAPINFO: map%i \"%s\" warp:%i", map, info->name, info->warpTrans);
 #endif
 
         mapMax = map > mapMax ? map : mapMax;
@@ -355,7 +355,7 @@ static void setSongCDTrack(int index, int track)
     int         cdTrack = track;
 
 #ifdef _DEBUG
-    Con_Message("setSongCDTrack: index=%i, track=%i\n", index, track);
+    Con_Message("setSongCDTrack: index=%i, track=%i", index, track);
 #endif
 
     // Set the internal array.
@@ -385,14 +385,14 @@ uint P_TranslateMapIfExists(uint map)
             if(info->cluster)
             {
 #ifdef _DEBUG
-                Con_Message("P_TranslateMapIfExists: warp %i translated to logical %i, cluster %i\n", map, i, info->cluster);
+                Con_Message("P_TranslateMapIfExists: warp %i translated to logical %i, cluster %i", map, i, info->cluster);
 #endif
                 return i;
             }
             else
             {
 #ifdef _DEBUG
-                Con_Message("P_TranslateMapIfExists: warp %i matches logical %i, but it has no cluster\n", map, i);
+                Con_Message("P_TranslateMapIfExists: warp %i matches logical %i, but it has no cluster", map, i);
 #endif
                 matchedWithoutCluster = i;
             }
@@ -400,7 +400,7 @@ uint P_TranslateMapIfExists(uint map)
     }
 
 #ifdef _DEBUG
-    Con_Message("P_TranslateMapIfExists: could not find warp %i, translating to logical %i\n",
+    Con_Message("P_TranslateMapIfExists: could not find warp %i, translating to logical %i",
                 map, matchedWithoutCluster);
 #endif
     return matchedWithoutCluster;
diff --git a/doomsday/plugins/hexen/src/p_pspr.c b/doomsday/plugins/hexen/src/p_pspr.c
index d479a7061d..6d0e59eefd 100644
--- a/doomsday/plugins/hexen/src/p_pspr.c
+++ b/doomsday/plugins/hexen/src/p_pspr.c
@@ -437,7 +437,7 @@ void P_BringUpWeapon(player_t* player)
     wminfo = WEAPON_INFO(raiseWeapon, player->class_, 0);
 
 #if _DEBUG
-    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i\n",
+    Con_Message("P_BringUpWeapon: Player %i, pending weapon was %i, weapon pspr to %i",
                 (int)(player - players), oldPendingWeapon, wminfo->states[WSN_UP]);
 #endif
 
diff --git a/doomsday/plugins/hexen/src/po_man.c b/doomsday/plugins/hexen/src/po_man.c
index ebda5fe210..0515c93c44 100644
--- a/doomsday/plugins/hexen/src/po_man.c
+++ b/doomsday/plugins/hexen/src/po_man.c
@@ -621,7 +621,7 @@ void PO_InitForMap(void)
 {
     uint                i;
 
-    Con_Message("PO_InitForMap: Initializing polyobjects.\n");
+    Con_Message("PO_InitForMap: Initializing polyobjects.");
 
     // thrustMobj will handle polyobj <-> mobj interaction.
     P_SetPolyobjCallback(thrustMobj);
diff --git a/doomsday/plugins/hexen/src/sc_man.c b/doomsday/plugins/hexen/src/sc_man.c
index b4bc6d0fef..5727c31d59 100644
--- a/doomsday/plugins/hexen/src/sc_man.c
+++ b/doomsday/plugins/hexen/src/sc_man.c
@@ -93,7 +93,7 @@ static void openScriptLump(lumpnum_t lumpNum)
 
     if(lumpNum < 0 || lumpNum >= Get(DD_NUMLUMPS))
     {
-        Con_Message("Warning: SC_OpenLump: Invalid lump #%i, ignoring.\n", lumpNum);
+        Con_Message("Warning: SC_OpenLump: Invalid lump #%i, ignoring.", lumpNum);
         return;
     }
 
@@ -123,7 +123,7 @@ static void openScriptFile(const char* name)
     ScriptSize = M_ReadFile(name, &bufferHandle);
     if(0 == ScriptSize)
     {
-        Con_Message("Warning:SC_Open: Failed opening \"%s\" for reading.\n", name);
+        Con_Message("Warning: SC_Open: Failed opening \"%s\" for reading.", name);
         return;
     }
 
diff --git a/doomsday/plugins/hexen/src/sn_sonix.c b/doomsday/plugins/hexen/src/sn_sonix.c
index dc05fe9a55..e20eea193a 100644
--- a/doomsday/plugins/hexen/src/sn_sonix.c
+++ b/doomsday/plugins/hexen/src/sn_sonix.c
@@ -393,14 +393,14 @@ void SN_UpdateActiveSequences(void)
         {
         case SS_CMD_PLAY:
 #if 0
-Con_Message("play: %s: %p\n", SequenceTranslate[node->sequence].name,
+Con_Message("play: %s: %p", SequenceTranslate[node->sequence].name,
             node->mobj);
 #endif
             if(!sndPlaying)
             {
                 node->currentSoundID = *(node->sequencePtr + 1);
 #if 0
-Con_Message("PLAY: %s: %p\n", SequenceTranslate[node->sequence].name,
+Con_Message("PLAY: %s: %p", SequenceTranslate[node->sequence].name,
             node->mobj);
 #endif
                 S_StartSoundAtVolume(node->currentSoundID, node->mobj,
@@ -419,15 +419,15 @@ Con_Message("PLAY: %s: %p\n", SequenceTranslate[node->sequence].name,
 
         case SS_CMD_PLAYREPEAT:
 #if 0
-Con_Message("rept: %s: %p\n", SequenceTranslate[node->sequence].name,
+Con_Message("rept: %s: %p", SequenceTranslate[node->sequence].name,
             node->mobj);
 #endif
 
             if(!sndPlaying)
             {
 #if 0
-Con_Printf("REPT: id=%i, %s: %p\n", node->currentSoundID,
-           SequenceTranslate[node->sequence].name, node->mobj);
+Con_Message("REPT: id=%i, %s: %p", node->currentSoundID,
+            SequenceTranslate[node->sequence].name, node->mobj);
 #endif
                 node->currentSoundID = *(node->sequencePtr + 1);
 
diff --git a/doomsday/plugins/hexen/src/st_stuff.c b/doomsday/plugins/hexen/src/st_stuff.c
index 5c278ab1a5..b127eadb4b 100644
--- a/doomsday/plugins/hexen/src/st_stuff.c
+++ b/doomsday/plugins/hexen/src/st_stuff.c
@@ -2050,14 +2050,14 @@ void ST_HUDUnHide(int player, hueevent_t ev)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid player #%i, ignoring.", player);
+        Con_Message("Warning: ST_HUDUnHide: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
     if(ev < HUE_FORCE || ev > NUMHUDUNHIDEEVENTS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
+        Con_Message("Warning: ST_HUDUnHide: Invalid event type %i, ignoring.", (int) ev);
 #endif
         return;
     }
@@ -3663,7 +3663,7 @@ void ST_Drawer(int player)
     if(player < 0 || player >= MAXPLAYERS)
     {
 #if _DEBUG
-        Con_Message("Warning:ST_Drawer: Invalid player #%i, ignoring.\n", player);
+        Con_Message("Warning: ST_Drawer: Invalid player #%i, ignoring.", player);
 #endif
         return;
     }
@@ -3719,7 +3719,7 @@ D_CMD(ChatOpen)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -3769,9 +3769,9 @@ D_CMD(ChatSendMacro)
 
     if(argc < 2 || argc > 3)
     {
-        Con_Message("Usage: %s (team) (macro number)\n", argv[0]);
+        Con_Message("Usage: %s (team) (macro number)", argv[0]);
         Con_Message("Send a chat macro to other player(s).\n"
-                    "If (team) is omitted, the message will be sent to all players.\n");
+                    "If (team) is omitted, the message will be sent to all players.");
         return true;
     }
 
@@ -3786,7 +3786,7 @@ D_CMD(ChatSendMacro)
         destination = UIChat_ParseDestination(argv[1]);
         if(destination < 0)
         {
-            Con_Message("Invalid team number #%i (valid range: 0..%i).\n", destination, NUMTEAMS);
+            Con_Message("Invalid team number #%i, valid range: [0..%i).", destination, NUMTEAMS);
             return false;
         }
     }
@@ -3794,7 +3794,7 @@ D_CMD(ChatSendMacro)
     macroId = UIChat_ParseMacroId(argc == 3? argv[2] : argv[1]);
     if(-1 == macroId)
     {
-        Con_Message("Invalid macro id.\n");
+        Con_Message("Invalid macro id.");
         return false;
     }
 
diff --git a/doomsday/plugins/openal/src/driver_openal.cpp b/doomsday/plugins/openal/src/driver_openal.cpp
index 8bf8c22f65..9234283791 100644
--- a/doomsday/plugins/openal/src/driver_openal.cpp
+++ b/doomsday/plugins/openal/src/driver_openal.cpp
@@ -151,7 +151,7 @@ int DS_Init(void)
     device = alcOpenDevice((ALCchar*) "DirectSound3D");
     if(!device)
     {
-        Con_Message("OpenAL init failed (device: DirectSound3D).\n");
+        Con_Message("OpenAL init failed (device: DirectSound3D).");
         return false;
     }
 
@@ -300,14 +300,6 @@ void DS_SFX_Play(sfxbuffer_t* buf)
     if(!buf || !buf->sample) return;
 
     source = SRC(buf);
-
-/*#if _DEBUG
-    alGetSourcei(source, AL_BUFFER, &bn);
-    Con_Message("Buffer = %x\n", bn);
-    if(bn != BUF(buf))
-        Con_Message("Not the same!\n");
-#endif*/
-
     alSourcei(source, AL_BUFFER, BUF(buf));
     alSourcei(source, AL_LOOPING, (buf->flags & SFXBF_REPEAT) != 0);
     alSourcePlay(source);
diff --git a/doomsday/plugins/winmm/src/cdaudio.cpp b/doomsday/plugins/winmm/src/cdaudio.cpp
index ded8d586e3..6e5bd43369 100644
--- a/doomsday/plugins/winmm/src/cdaudio.cpp
+++ b/doomsday/plugins/winmm/src/cdaudio.cpp
@@ -82,7 +82,7 @@ static int sendMCICmd(char* returnInfo, int returnLength,
     if((error = mciSendStringA(buf, returnInfo, returnLength, NULL)))
     {
         mciGetErrorStringA(error, buf, 300);
-        Con_Message("DM_WinCD: %s\n", buf);
+        Con_Message("DM_WinCD: %s", buf);
 
         return false;
     }
diff --git a/doomsday/plugins/winmm/src/dswinmm.cpp b/doomsday/plugins/winmm/src/dswinmm.cpp
index 1a67804846..4eb126a760 100644
--- a/doomsday/plugins/winmm/src/dswinmm.cpp
+++ b/doomsday/plugins/winmm/src/dswinmm.cpp
@@ -169,17 +169,17 @@ static void initMixerLine(mixerdata_t* mix, DWORD type)
        MMSYSERR_NOERROR)
     {
         if(verbose)
-            Con_Message("  Error getting line info: " "Error %i\n", res);
+            Con_Message("  Error getting line info: Error %i", res);
         return;
     }
 
     if(verbose)
     {
-        Con_Message("  Destination line idx: %i\n", mix->line.dwDestination);
-        Con_Message("  Line ID: 0x%x\n", mix->line.dwLineID);
-        Con_Message("  Channels: %i\n", mix->line.cChannels);
-        Con_Message("  Controls: %i\n", mix->line.cControls);
-        Con_Message("  Name: %s (%s)\n", mix->line.szName,
+        Con_Message("  Destination line idx: %i", mix->line.dwDestination);
+        Con_Message("  Line ID: 0x%x", mix->line.dwLineID);
+        Con_Message("  Channels: %i", mix->line.cChannels);
+        Con_Message("  Controls: %i", mix->line.cControls);
+        Con_Message("  Name: %s (%s)", mix->line.szName,
                     mix->line.szShortName);
     }
 
@@ -195,17 +195,15 @@ static void initMixerLine(mixerdata_t* mix, DWORD type)
        MMSYSERR_NOERROR)
     {
         if(verbose)
-            Con_Message("  Error getting line controls " "(vol): error %i\n",
-                        res);
+            Con_Message("  Error getting line controls " "(vol): error %i", res);
         return;
     }
 
     if(verbose)
     {
-        Con_Message("  Volume control ID: 0x%x\n", mix->volume.dwControlID);
-        Con_Message("  Name: %s (%s)\n", mix->volume.szName,
-                    mix->volume.szShortName);
-        Con_Message("  Min/Max: %i/%i\n", mix->volume.Bounds.dwMinimum,
+        Con_Message("  Volume control ID: 0x%x", mix->volume.dwControlID);
+        Con_Message("  Name: %s (%s)", mix->volume.szName, mix->volume.szShortName);
+        Con_Message("  Min/Max: %i/%i", mix->volume.Bounds.dwMinimum,
                     mix->volume.Bounds.dwMaximum);
     }
 
@@ -229,7 +227,7 @@ static int initMixer(void)
     if(verbose)
     {
         // In verbose mode, print a lot of extra information.
-        Con_Message("dsWinMM::initMixer: Number of mixer devices: %i\n", num);
+        Con_Message("dsWinMM::initMixer: Number of mixer devices: %i", num);
     }
 
     // Open the mixer device.
@@ -237,24 +235,24 @@ static int initMixer(void)
     if(res != MMSYSERR_NOERROR)
     {
         if(verbose)
-            Con_Message("  Error opening mixer: Error %i\n", res);
+            Con_Message("  Error opening mixer: Error %i", res);
         return 0;
     }
 
     // Get the device caps.
     mixerGetDevCaps((UINT_PTR) mixer, &mixerCaps, sizeof(mixerCaps));
 
-    Con_Message("dsWinMM::initMixer: %s\n", mixerCaps.szPname);
+    Con_Message("dsWinMM::initMixer: %s", mixerCaps.szPname);
     if(verbose)
-        Con_Message("  Audio line destinations: %i\n",
+        Con_Message("  Audio line destinations: %i",
                     mixerCaps.cDestinations);
 
     // Init CD mixer.
     if(verbose)
-        Con_Message("Init CD audio line:\n");
+        Con_Message("Init CD audio line:");
     initMixerLine(&mixCD, MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC);
     if(verbose)
-        Con_Message("Init synthesizer line:\n");
+        Con_Message("Init synthesizer line:");
     initMixerLine(&mixMidi, MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER);
 
     // We're successful.
@@ -324,7 +322,7 @@ int DM_Music_Init(void)
     if(midiAvail)
         return true; // Already initialized.
 
-    Con_Message("DM_WinMusInit: %i MIDI-Out devices present.\n",
+    Con_Message("DM_WinMusInit: %i MIDI-Out devices present.",
                 midiOutGetNumDevs());
 
     MIDIStreamer = new WinMIDIStreamer;
@@ -337,7 +335,7 @@ int DM_Music_Init(void)
     MIDIStreamer->volumeShift = CommandLine_Exists("-mdvol") ? 1 : 0;
 
     // Now the MIDI is available.
-    Con_Message("DM_WinMusInit: MIDI initialized.\n");
+    Con_Message("DM_WinMusInit: MIDI initialized.");
 
     return midiAvail = true;
 }
diff --git a/doomsday/plugins/winmm/src/midistream.cpp b/doomsday/plugins/winmm/src/midistream.cpp
index 3612af7c6e..5187df49b4 100644
--- a/doomsday/plugins/winmm/src/midistream.cpp
+++ b/doomsday/plugins/winmm/src/midistream.cpp
@@ -233,7 +233,7 @@ int WinMIDIStreamer::GetNextEvent(MIDIEVENT* mev)
         midiParm2 = i;
 
 /*#if _DEBUG
-Con_Message("time: %i note: p1:%i p2:%i\n", mev->dwDeltaTime, midiParm1,
+Con_Message("time: %i note: p1:%i p2:%i", mev->dwDeltaTime, midiParm1,
             midiParm2);
 #endif*/
         break;
@@ -269,7 +269,7 @@ Con_Message("time: %i note: p1:%i p2:%i\n", mev->dwDeltaTime, midiParm1,
         midiParm2 = i >> 7;
 
 /*#if _DEBUG
-Con_Message("pitch wheel: ch %d (%x %x = %x)\n", evDesc->channel,
+Con_Message("pitch wheel: ch %d (%x %x = %x)", evDesc->channel,
             midiParm1, midiParm2, midiParm1 | (midiParm2 << 7));
 #endif*/
         break;
@@ -294,7 +294,7 @@ Con_Message("pitch wheel: ch %d (%x %x = %x)\n", evDesc->channel,
         midiChan = 15;
 
 /*#if _DEBUG
-Con_Message("MIDI event/%d: %x %d %d\n",evDesc->channel,midiStatus,
+Con_Message("MIDI event/%d: %x %d %d",evDesc->channel,midiStatus,
             midiParm1,midiParm2);
 #endif*/
 
diff --git a/doomsday/server/src/server/sv_frame.cpp b/doomsday/server/src/server/sv_frame.cpp
index bcb78d6d7d..4c2308634d 100644
--- a/doomsday/server/src/server/sv_frame.cpp
+++ b/doomsday/server/src/server/sv_frame.cpp
@@ -146,7 +146,7 @@ void Sv_TransmitFrame(void)
         if(clients[i].ready) // && clients[i].updateCount > 0)
         {
 /*#ifdef _DEBUG
-            Con_Message("Sv_TransmitFrame: Sending at tic %i to plr %i\n", lastTransmitTic, i);
+            Con_Message("Sv_TransmitFrame: Sending at tic %i to plr %i", lastTransmitTic, i);
 #endif*/
             // A frame will be sent to this client. If the client
             // doesn't send ticcmds, the updatecount will eventually
@@ -158,7 +158,7 @@ void Sv_TransmitFrame(void)
 #ifdef _DEBUG
         else
         {
-            Con_Message("Sv_TransmitFrame: NOT sending at tic %i to plr %i (ready:%i)\n", lastTransmitTic, i,
+            Con_Message("Sv_TransmitFrame: NOT sending at tic %i to plr %i (ready:%i)", lastTransmitTic, i,
                         clients[i].ready);
         }
 #endif
@@ -412,7 +412,7 @@ void Sv_WritePlayerDelta(const void* deltaPtr)
     {
         Writer_WriteUInt32(msgWriter, d->filter);
 #ifdef _DEBUG
-        Con_Message("Sv_WritePlayerDelta: Plr %i, filter %08x\n", delta->delta.id, d->filter);
+        Con_Message("Sv_WritePlayerDelta: Plr %i, filter %08x", delta->delta.id, d->filter);
 #endif
     }
     if(df & PDF_PSPRITES)       // Only set if there's something to write.
diff --git a/doomsday/server/src/server/sv_main.cpp b/doomsday/server/src/server/sv_main.cpp
index 1bc9d2b74b..b45f77555a 100644
--- a/doomsday/server/src/server/sv_main.cpp
+++ b/doomsday/server/src/server/sv_main.cpp
@@ -222,7 +222,7 @@ void Sv_HandlePlayerInfoFromClient(client_t* sender)
 
     assert(netBuffer.player == (sender - clients));
 #ifdef _DEBUG
-    Con_Message("Sv_HandlePlayerInfoFromClient: from=%i, console=%i\n", netBuffer.player, console);
+    Con_Message("Sv_HandlePlayerInfoFromClient: from=%i, console=%i", netBuffer.player, console);
 #endif
     console = netBuffer.player;
 
@@ -378,7 +378,7 @@ Con_Printf("Sv_HandlePacket: OK (\"ready!\") from client %i "
         finaleid_t fid = Reader_ReadUInt32(msgReader);
         uint16_t params = Reader_ReadUInt16(msgReader);
 #ifdef _DEBUG
-        Con_Message("PCL_FINALE_REQUEST: fid=%i params=%i\n", fid, params);
+        Con_Message("PCL_FINALE_REQUEST: fid=%i params=%i", fid, params);
 #endif
         if(params == 1)
         {
@@ -426,7 +426,7 @@ void Sv_Login(void)
 
     // OK!
     netRemoteUser = netBuffer.player;
-    Con_Message("Sv_Login: %s (client %i) logged in.\n",
+    Con_Message("Sv_Login: %s (client %i) logged in.",
                 clients[netRemoteUser].name, netRemoteUser);
     // Send a confirmation packet to the client.
     Msg_Begin(PKT_LOGIN);
@@ -449,7 +449,7 @@ void Sv_ExecuteCommand(void)
 
     if(!netRemoteUser)
     {
-        Con_Message("Sv_ExecuteCommand: Cmd received but no one's logged in!\n");
+        Con_Message("Sv_ExecuteCommand: Cmd received but no one's logged in!");
         return;
     }
     // The command packet is very simple.
@@ -528,7 +528,7 @@ void Sv_GetPackets(void)
             acked->origin = Reader_ReadInt32(msgReader);
             acked->mom = Reader_ReadInt32(msgReader);
 #ifdef _DEBUG
-            Con_Message("PCL_ACK_PLAYER_FIX: (%i) Angles %i (%i), pos %i (%i), mom %i (%i).\n",
+            Con_Message("PCL_ACK_PLAYER_FIX: (%i) Angles %i (%i), pos %i (%i), mom %i (%i).",
                         netBuffer.player,
                         acked->angles,
                         ddpl->fixCounter.angles,
@@ -582,7 +582,7 @@ boolean Sv_PlayerArrives(unsigned int nodeID, char const *name)
 {
     int                 i;
 
-    Con_Message("Sv_PlayerArrives: '%s' has arrived.\n", name);
+    Con_Message("Sv_PlayerArrives: '%s' has arrived.", name);
 
     // We need to find the new player a client entry.
     for(i = 1; i < DDMAXPLAYERS; ++i)
@@ -645,7 +645,7 @@ void Sv_PlayerLeaves(unsigned int nodeID)
     plr = &ddPlayers[plrNum];
 
     // Print a little something in the console.
-    Con_Message("Sv_PlayerLeaves: '%s' (console %i) has left, was connected for %f seconds.\n",
+    Con_Message("Sv_PlayerLeaves: '%s' (console %i) has left, was connected for %f seconds.",
                 cl->name, plrNum, Timer_RealSeconds() - cl->enterTime);
 
     wasInGame = plr->shared.inGame;
@@ -686,7 +686,7 @@ void Sv_Handshake(int plrNum, boolean newPlayer)
     uint playersInGame = 0;
 
 #ifdef _DEBUG
-    Con_Message("Sv_Handshake: Shaking hands with player %i.\n", plrNum);
+    Con_Message("Sv_Handshake: Shaking hands with player %i.", plrNum);
 #endif
 
     for(i = 0; i < DDMAXPLAYERS; ++i)
@@ -797,7 +797,7 @@ void Sv_StartNetGame(void)
     // Prepare the material dictionary we'll be using with clients.
     materialDict = MaterialArchive_New(false);
 #ifdef _DEBUG
-    Con_Message("Sv_StartNetGame: Prepared material dictionary with %i materials.\n",
+    Con_Message("Sv_StartNetGame: Prepared material dictionary with %i materials.",
                 MaterialArchive_Count(materialDict));
 #endif
 
@@ -888,7 +888,7 @@ void Sv_SendPlayerFixes(int plrNum)
     Writer_WriteUInt16(msgWriter, ddpl->mo->thinker.id);
 
 #ifdef _DEBUG
-    Con_Message("Sv_SendPlayerFixes: Fixing mobj %i...\n", ddpl->mo->thinker.id);
+    Con_Message("Sv_SendPlayerFixes: Fixing mobj %i...", ddpl->mo->thinker.id);
 #endif
 
     // Increment counters.
@@ -899,7 +899,7 @@ void Sv_SendPlayerFixes(int plrNum)
         Writer_WriteFloat(msgWriter, ddpl->lookDir);
 
 #ifdef _DEBUG
-        Con_Message("Sv_SendPlayerFixes: Sent angles (%i): angle=%x lookdir=%f\n",
+        Con_Message("Sv_SendPlayerFixes: Sent angles (%i): angle=%x lookdir=%f",
                     ddpl->fixCounter.angles, ddpl->mo->angle, ddpl->lookDir);
 #endif
     }
@@ -912,7 +912,7 @@ void Sv_SendPlayerFixes(int plrNum)
         Writer_WriteFloat(msgWriter, ddpl->mo->origin[VZ]);
 
 #ifdef _DEBUG
-        Con_Message("Sv_SendPlayerFixes: Sent position (%i): %f, %f, %f\n",
+        Con_Message("Sv_SendPlayerFixes: Sent position (%i): %f, %f, %f",
                     ddpl->fixCounter.origin,
                     ddpl->mo->origin[VX], ddpl->mo->origin[VY], ddpl->mo->origin[VZ]);
 #endif
@@ -926,7 +926,7 @@ void Sv_SendPlayerFixes(int plrNum)
         Writer_WriteFloat(msgWriter, ddpl->mo->mom[MZ]);
 
 #ifdef _DEBUG
-        Con_Message("Sv_SendPlayerFixes: Sent momentum (%i): %f, %f, %f\n",
+        Con_Message("Sv_SendPlayerFixes: Sent momentum (%i): %f, %f, %f",
                     ddpl->fixCounter.mom,
                     ddpl->mo->mom[MX], ddpl->mo->mom[MY], ddpl->mo->mom[MZ]);
 #endif
@@ -939,7 +939,7 @@ void Sv_SendPlayerFixes(int plrNum)
 
     ddpl->flags &= ~(DDPF_FIXANGLES | DDPF_FIXORIGIN | DDPF_FIXMOM);
 #ifdef _DEBUG
-    Con_Message("Sv_SendPlayerFixes: Cleared FIX flags of player %i.\n", plrNum);
+    Con_Message("Sv_SendPlayerFixes: Cleared FIX flags of player %i.", plrNum);
 #endif
 
     // Clear the smoother for this client.
@@ -1125,14 +1125,14 @@ void Sv_ClientCoords(int plrNum)
     if(ddpl->fixCounter.angles == ddpl->fixAcked.angles && !(ddpl->flags & DDPF_FIXANGLES))
     {
 #ifdef _DEBUG
-        VERBOSE2( Con_Message("Sv_ClientCoords: Setting angles for player %i: %x, %f\n", plrNum, clientAngle, clientLookDir) );
+        VERBOSE2( Con_Message("Sv_ClientCoords: Setting angles for player %i: %x, %f", plrNum, clientAngle, clientLookDir) );
 #endif
         mo->angle = clientAngle;
         ddpl->lookDir = clientLookDir;
     }
 
 #ifdef _DEBUG
-    VERBOSE2( Con_Message("Sv_ClientCoords: Received coords for player %i: %f, %f, %f\n", plrNum,
+    VERBOSE2( Con_Message("Sv_ClientCoords: Received coords for player %i: %f, %f, %f", plrNum,
                           clientPos[VX], clientPos[VY], clientPos[VZ]) );
 #endif
 
@@ -1141,7 +1141,7 @@ void Sv_ClientCoords(int plrNum)
     if(Sv_CanTrustClientPos(plrNum))
     {
 #ifdef _DEBUG
-        VERBOSE2( Con_Message("Sv_ClientCoords: Setting coords for player %i: %f, %f, %f\n", plrNum,
+        VERBOSE2( Con_Message("Sv_ClientCoords: Setting coords for player %i: %f, %f, %f", plrNum,
                               clientPos[VX], clientPos[VY], clientPos[VZ]) );
 #endif
         Smoother_AddPos(clients[plrNum].smoother, clientGameTime,
diff --git a/doomsday/server/src/server/sv_pool.cpp b/doomsday/server/src/server/sv_pool.cpp
index 4337699440..214e454ee3 100644
--- a/doomsday/server/src/server/sv_pool.cpp
+++ b/doomsday/server/src/server/sv_pool.cpp
@@ -707,7 +707,7 @@ boolean Sv_RegisterCompareSector(cregister_t* reg, uint number,
 #ifdef _DEBUG
     if(df & (SDF_CEILING_HEIGHT | SDF_CEILING_SPEED | SDF_CEILING_TARGET))
     {
-        Con_Message("Sector %i: ceiling state change noted (target = %f)\n", number, s->planes[PLN_CEILING]->target);
+        Con_Message("Sector %i: ceiling state change noted (target = %f)", number, s->planes[PLN_CEILING]->target);
     }
 #endif
 
@@ -2275,7 +2275,7 @@ void Sv_NewPolyDeltas(cregister_t* reg, boolean doUpdate, pool_t** targets)
         if(Sv_RegisterComparePoly(reg, i, &delta))
         {
 #ifdef _DEBUG
-            VERBOSE( Con_Message("Sv_NewPolyDeltas: Change in %i\n", i) );
+            VERBOSE( Con_Message("Sv_NewPolyDeltas: Change in %i", i) );
 #endif
             Sv_AddDeltaToPools(&delta, targets);
         }
diff --git a/doomsday/server/src/serversystem.cpp b/doomsday/server/src/serversystem.cpp
index 09198b5e3c..5decae9d9d 100644
--- a/doomsday/server/src/serversystem.cpp
+++ b/doomsday/server/src/serversystem.cpp
@@ -156,15 +156,15 @@ DENG2_PIMPL(ServerSystem)
     {
         int i, first;
 
-        Con_Message("SERVER: ");
         if(serverSock)
         {
-            Con_Message("Listening on TCP port %i.\n", serverSock->port());
+            Con_Message("SERVER: Listening on TCP port %i.", serverSock->port());
         }
         else
         {
-            Con_Message("No server socket open.\n");
+            Con_Message("SERVER: No server socket open.");
         }
+
         first = true;
         for(i = 1; i < DDMAXPLAYERS; ++i)
         {
@@ -177,10 +177,10 @@ DENG2_PIMPL(ServerSystem)
                 RemoteUser *user = users[cl->nodeID];
                 if(first)
                 {
-                    Con_Message("P# Name:      Nd Jo Hs Rd Gm Age:\n");
+                    Con_Message("P# Name:      Nd Jo Hs Rd Gm Age:");
                     first = false;
                 }
-                Con_Message("%2i %-10s %2i %c  %c  %c  %c  %f sec\n",
+                Con_Message("%2i %-10s %2i %c  %c  %c  %c  %f sec",
                             i, cl->name, cl->nodeID,
                             user->isJoined()? '*' : ' ',
                             cl->handshake? '*' : ' ',
@@ -191,21 +191,21 @@ DENG2_PIMPL(ServerSystem)
         }
         if(first)
         {
-            Con_Message("No clients connected.\n");
+            Con_Message("No clients connected.");
         }
 
         if(shellUsers.count())
         {
-            Con_Message("%i connected shell user%s.\n",
+            Con_Message("%i connected shell user%s.",
                         shellUsers.count(),
                         shellUsers.count() == 1? "" : "s");
         }
 
         N_PrintBufferInfo();
 
-        Con_Message("Configuration:\n");
-        Con_Message("  port for hosting games (net-ip-port): %i\n", Con_GetInteger("net-ip-port"));
-        Con_Message("  shell password (server-password): \"%s\"\n", netPassword);
+        Con_Message("Configuration:");
+        Con_Message("  Port for hosting games (net-ip-port): %i", Con_GetInteger("net-ip-port"));
+        Con_Message("  Shell password (server-password): \"%s\"", netPassword);
     }
 };