message: Updated Irrlicht VS project file
diff: <ClCompile Include="CAssetManager.cpp" />
  <ClCompile Include="IBurningShader.cpp" />
  <ClCompile Include="CLogger.cpp" />
  + <ClCompile Include="IReferenceCounted.cpp" />
  <ClCompile Include="Irrlicht.cpp" />
  <ClCompile Include="lz4\lz4.c" />
  <ClCompile Include="lz4\lz4frame.c" />
  