Added basic ability to change the level
Fixed image display
Added the files this time. Doh.
Merge pull request #31 from lkrenitsky/develop

Basic level choice, fixed image display
Merge branch 'develop' of git://github.com/OctopodGames/Rodents-Revenge into develop

Conflicts:
	js/board.js
	js/cat.js
	js/game.js
	js/mouse.js
	js/rock.js
	js/sinkhole.js
	js/trap.js
	js/yarn.js
Fixed bug where background images weren't being displayed