Merge pull request #3 from brandonw/master

Aren't I just a style nazi??
Move all deps into submodules and update build.sh
Reorganize project and add makefile

-Use the new submodules to have a clean makefile
-Include lib/* dir in libraries to link, as well as in makefile
 compilation/deps/cleanup
-Move breakout.rs into src/ dir and rename to main.rs
-Move shader assets into designated directory and update source refs