Add missing deprecation messages for deprecated macros

This also bumps ON_SIGHTING to level 2.

data/core/macros/deprecated-utils.cfg

@@ -95,28 +95,34 @@
 _"<small>(early finish bonus)</small>"#enddef
 
 #define EARLY_FINISH_BONUS_NOTE
+    #deprecated 1 This is now automatically generated and not required.
 _"Early finish bonus."#enddef
 
 #define NO_EARLY_FINISH_BONUS_NOTE
+    #deprecated 1 This is now automatically generated and not required.
 _"No early finish bonus."#enddef
 
 #define NO_GOLD_CARRYOVER_NOTE
+    #deprecated 1 This is now automatically generated and not required.
 _"No gold carried over to the next scenario."#enddef
 
 #define NEW_GOLD_CARRYOVER_NOTE_100
+    #deprecated 1 This is now automatically generated and not required.
     _"
 100% of finishing gold carried over to the next scenario."#enddef
 
 #define NEW_GOLD_CARRYOVER_NOTE_40
+    #deprecated 1 This is now automatically generated and not required.
     _"
 40% of finishing gold carried over to the next scenario."#enddef
 
 #define NEW_GOLD_CARRYOVER_NOTE_20
+    #deprecated 1 This is now automatically generated and not required.
     _"
 20% of finishing gold carried over to the next scenario."#enddef
 
 #define MISSILE_FRAME_FIREBALL
-    # Deprecated; use MISSILE_FRAME_FIREBALL_XY X_OFFSET Y_OFFSET instead
+    #Deprecated 2 1.15 Use MISSILE_FRAME_FIREBALL_XY instead
     {MISSILE_FRAME_FIREBALL_XY 0 0}
 #enddef
 
@@ -136,6 +142,7 @@ _"No gold carried over to the next scenario."#enddef
 #enddef
 
 #define STORY_PART_SPEECH BACKGROUND_IMAGE SPEAKER_VALUE SPEECH_VALUE
+    #deprecated 1
     [part]
         story={CAPTION {SPEAKER_VALUE}} + {SPEECH_VALUE}
         [background_layer]
@@ -146,6 +153,7 @@ _"No gold carried over to the next scenario."#enddef
 #enddef
 
 #define LOYAL_UNDEAD_UNIT SIDE TYPE X Y
+    #deprecated 1 Use LOYAL_UNIT instead
     # Create a unit with the Undead and Loyal traits.
     [unit]
         type={TYPE}
@@ -161,7 +169,7 @@ _"No gold carried over to the next scenario."#enddef
 #enddef
 
 #define ON_SIGHTING ID SIGHTING_SIDE SIGHTED_FILTER ACTION_WML
-    #deprecated 1 Use an [event]name=sighted instead.
+    #deprecated 2 Use an [event]name=sighted instead.
     # NOTE: As of version 1.11, this macro is unnecessary, since sighted
     # events now work as intended.
     #
@@ -349,12 +357,15 @@ _"No gold carried over to the next scenario."#enddef
 #enddef
 
 #define MENU_IMG_TXT IMAGE TEXT
+    #deprecated 3 1.15 Use the new [difficulty] tag instead for campaign difficulties, or the label/description keys for message options.
 "&"+{IMAGE}+"="+{TEXT}#enddef
 
 #define MENU_IMG_TXT2 IMAGE FIRST_TEXT_VALUE SECOND_TEXT_VALUE
+    #deprecated 3 1.15 Use the new [difficulty] tag instead for campaign difficulties, or the label/description keys for message options.
 "&"+{IMAGE}+"="+{FIRST_TEXT_VALUE}+"="+{SECOND_TEXT_VALUE}#enddef
 
 #define MAKE_AI_SIDE_PERSISTENT SIDE
+    #deprecated 2 1.15 Just put the persistent key in [side] directly
     #Macro to make a ai controlled side persistent.
     #Needs to be placed below the side definition.
     [+side]
@@ -392,6 +403,7 @@ _"No gold carried over to the next scenario."#enddef
 # wmlindent: closer "{NEXT "
 
 #define DRAKE_FLYING_ANIM STANDING_IMAGE FLYING_IMAGE
+    #deprecated 2
     [standing_anim]
         start_time=0
         [filter]