Replaced bench obj
More OpenGL versions tested
Updated shadowMaterials3.mlib
Added Texture Layers and a sample project
Merge branch 'master' of https://github.com/Nau3D/nau
removed a deprecated function
fixed bug in dlgPass
Merge remote-tracking branch 'origin/master' into debug_wrapper

Conflicts:
	head/nau/nau.vcxproj.filters
Becoming testbranch