Start of moving texture loading
	Moving Textureloader functionality from Graphics to AssetManager.
Texture maps loaded
	Added functionality for loading Diffuse, Normal and Specular maps
	to the gpu.

	Finished moving functionality from Graphics to AssetManager.

	Removed no longer needed overload of RenderStatic3dAsset.
Merge branch 'development' into static3dTex

Conflicts:
	ProjectFlightSchool/Content/Effects/Placeholder.hlsl
	ProjectFlightSchool/Graphics/AssetManager.cpp
	ProjectFlightSchool/Graphics/AssetManager.h
	ProjectFlightSchool/Graphics/Graphics.cpp
	ProjectFlightSchool/Graphics/Graphics.h
	ProjectFlightSchool/ProjectFlightSchool/PlayState.cpp
Merge branch 'development' into static3dTex

Conflicts:
	ProjectFlightSchool/ProjectFlightSchool/PlayState.cpp
Merge pull request #72 from SvinSimpe/static3dTex

Static3d tex