message: update project file
diff: <Unit filename="IBurningShader.h" />
  <Unit filename="IDepthBuffer.h" />
  <Unit filename="IImagePresenter.h" />
  + <Unit filename="IReferenceCounted.cpp" />
  <Unit filename="ISceneNodeAnimatorFinishing.h" />
  <Unit filename="IZBuffer.h" />
  <Unit filename="Irrlicht.cpp" />
  