App.js: commented.
adds box2D basic setup files for canvas animation + refactors old main.js code
fixes mouseDebug() and adds dat.gui.js library
moves mouseDebug() inside p5.mouseMoved , this way it is evented and doesnt print on every draw iteration
adds dat.GUI to index.html
Merge branch 'master' of git://github.com/jgillham/gorillaz
adds UI gravity controller
Merge remote-tracking branch 'david/master' into temp