Update Wesnoth Code::Blocks project files (#2386)

projectfiles/CodeBlocks/README.md

@@ -9,16 +9,15 @@
 2.  Install CodeBlocks from <http://www.codeblocks.org/>.
     MinGW is not needed.
 
-3.  Install tdm-gcc-5.1.0 from <http://sourceforge.net/projects/tdm-gcc/files/TDM-GCC%20Installer/>.
+3.  Download and unpack MinGW-w64 from https://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win32/Personal%20Builds/mingw-builds/7.2.0/threads-posix/dwarf/i686-7.2.0-release-posix-dwarf-rt_v5-rev0.7z or
+    https://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win32/Personal%20Builds/mingw-builds/7.2.0/threads-posix/sjlj/i686-7.2.0-release-posix-sjlj-rt_v5-rev0.7z.
     Note that the project files in `wesnoth_root/projectfiles/CodeBlocks/` may
     contain a setting to compile with OpenMP support, so you should make sure
     that this option is enabled while installing the compiler (mark the
     checkbox for this when choosing components to install).
 
-    NOTE: Newer versions of tdm-gcc may not work. The above is the latest version 
-	confirmed to build. You must also make sure to download the 32-bit version
-    (tdm-gcc-5.1.0-3.exe), NOT the 64-bit version (tdm64-gcc-5.1.0-2.exe). Building
-    a 64-bit Wesnoth executable on Windows is currently not supported and will
+    NOTE: You must make sure to download the 32-bit version.
+    Building a 64-bit Wesnoth executable on Windows is currently not supported and will
     fail with the SDK package provided in the next step.
 
 4.  Download the latest `CodeBlocksWinSDK*.zip` package from <http://sourceforge.net/projects/wesnoth/files/SDK/>.

projectfiles/CodeBlocks/wesnothd.cbp

@@ -90,6 +90,8 @@
 		<Unit filename="../../src/log_windows.hpp" />
 		<Unit filename="../../src/mt_rng.cpp" />
 		<Unit filename="../../src/mt_rng.hpp" />
+		<Unit filename="../../src/random.cpp" />
+		<Unit filename="../../src/random.hpp" />
 		<Unit filename="../../src/seed_rng.cpp" />
 		<Unit filename="../../src/seed_rng.hpp" />
 		<Unit filename="../../src/serialization/binary_or_text.cpp" />