Implemented OpenGL-Debug output.
Removed tracking for *.iml files.
Merge branch 'master' of /Users/Shared/school/terraria-clone with conflicts.
added small test environment for render testing entities
added matrix mode
Renderer enhancements.

Yes, enhancements is probably my most used word in commits.
.. thats probably kind of sad.
Merge branch 'master' of ssh://127.0.0.1/terraria-clone