added disco stuff
Merge branch 'master' into disco
added disco overlay with spacebar trigger
adjust disco mode positioning and apply music for disco effects
update mp3 file
Merge branch 'master' of github.com:cremalab/holidays-game into disco

Conflicts:
	app/lib/actions.coffee
	app/styles/index.styl
	app/views/chat_input_view.coffee
moving disco trigger
Merge pull request #40 from cremalab/disco

Disco