Removed FBO and OpenGlHelper (unused), renamed Frustrum to Frustum and some minor cleanup
cleanup
Merge pull request #227 from fragmer/master

Upgraded LWJGL to 2.9.1 and JInput to 2.0.5.
Merge pull request #228 from tyteen4a03/master

Removed FBO and OpenGlHelper (unused), renamed Frustrum to Frustum and some minor cleanup