Remove stray lines from CMakeLists.txt
add links to free models/meshes
add information about 3d modeling and mesh manipulation software
Update required OpenGL version in readme to 3.2.
Properly construct linked list of geometry when loading model
remove extra message
Don't smooth normals across 90 degree angles (i.e., on a cube model), allow textures to be applied to a list of geometry objects, improve documentation
use KG_WARN flag instead of 1 in geometry manipulation functions
fix max smoothing angle for normals
Improve readability of code sending texture uniforms to GLSL
Use vertex color if texture is absent in ogl3-assimp.frag
Fix live reloading of GLSL programs
Disable OpenGL version check on apple machines
Merge branch 'unstable' of github.com:skuhl/opengl-examples into unstable

Conflicts:
	CMakeLists.txt