Event Manager
Added events to cells
Added events to modules
More module events
Event testing
Merge branch 'develop' into feature/events

Conflicts:
	app/assets/javascripts/models/module._.js.coffee
Add basic cell visualization
Fixed events for module
Event manager sealed
Minor fixes
Merge branch 'feature/events' into develop

Conflicts:
	vendor/assets/javascripts/raphael-2.1.0.js