Wavefront OBJ loading and saving for openFrameworks
This class provides encapsulates the GLM library for to save and load ofMesh in OBJ format.
It also allows for Normal generation
GLM library by Nate Robins, 1997 ndr@pobox.com, http://www.pobox.com/~ndr/
Addon by Satoru Higa ( http://structor.jp/ ) Improvements by James George ( http://jamesgeorge.org/ )
Example sphere from: http://liszt.stanford.edu/meshes/sphere.obj