Implemented a simple collision system and set up a demo for it in Breakout.js. Also added a ball model and set up two paddles.
Merge branch 'master' of https://github.com/paulmakl/CS315-Final

Conflicts:
	cs315_hwk5_webgl/gameJS/Breakout.js
	cs315_hwk5_webgl/gameJS/GameEngine.js