created basic lighting technique. tutorial 44 updated.
Use basic lighting in tutorial 40.
Use basic lighting in tutorial 39.
Use basic lighting in tutorial 32.
Use basic lighting in tutorial 29.
Use basic lighting in tutorial 23.
Use basic lighting in tutorial 22.
Linux build fixes
updated the instructions with the soft link for glfw on ubuntu
added a note about vertex vs face normals
Basic lighting updates.
basic mesh 42-44
34-41 basic mesh
basic mesh - 32-33
Basic mesh - 32-44 Netbeans project update
removal of engine_common.h
Added SkinnedMesh
Netbeans projects and FAQ update
add arcsyn submodule to get the framework bits
add a readme explaining the perl dependencies