Adding Packing updates and OpenGL Renderer impl

GLEW included
Merge branch 'master' of https://github.com/AmitMarcus/DecomposeForPacking

Conflicts:
	DecomposeForPacking/DecomposeForPacking/DecomposeForPacking.vcxproj

	DecomposeForPacking/DecomposeForPacking/DecomposeForPacking.vcxproj.filters