CMakeLists.txt: Should not include -Werror for MSVC
CMakeLists.txt: include src correctly
Engine/Graphics/Texture.cc: Better error messages.
Engine/Graphics/Texture.cc: Make sure to Enable/Disable 2d texturing in Draw()
Engine/Graphics/Graphics.cc: Fixing up InitGL()
Engine/Graphics/Graphics.cc: Must initialize OpenGL after switching videomode.
Engine/Graphics/Graphics.h: Adding 'SetTitle' method.
game.cc: Set a window title.