Normals basically work

Shading looks a little messy but I'm not sure if/how it can be improved
Merge branch 'master' of https://github.com/ecsmith/Random-OBJ-Generator

Conflicts:
	CMPSCI 473 - Intro to Computer Graphics/src/GLRenderer.java
Merge branch 'master' of https://github.com/ecsmith/Random-OBJ-Generator