setup for vs2012
remove vs2010
upgrade fbx sdk to vs2012
remove warning
Merge branch 'master' of https://github.com/aokman/Erya3D

Conflicts:
	Test/FbxLoader/FbxLoader/FbxLoader.vcxproj
	Test/FbxLoader/FbxLoader/FbxLoader.vcxproj.filters
	Test/FbxLoader/FbxLoader_VS2012.sln
Merge branch 'master' of https://github.com/aokman/Erya3D

Conflicts:
	Engine/Rendering/MaterialBase.h
Merge branch 'master' of https://github.com/aokman/Erya3D
Merge branch 'master' of https://github.com/aokman/Erya3D
Merge branch 'master' of https://github.com/aokman/Erya3D

Conflicts:
	Engine/Graphics/TextureUnitManager.h
small change
add plain buffer class