Move the binding of editor events to new function

Should be called after every edit event
Add mousetrap
Fix editor bindings
Add mousetrap-global. Remove min
Use Mousetrap to bind ctrl+z and ctrl+y
Unminify mousetrap
Remove unnecessary line
Fix the hover dialog.
FOREVER
Merge pull request #130 from GorillaApp/refactor/consolidate-binding

Consolidate Binding
Merge remote-tracking branch 'origin/master' into lint

Conflicts:
	app/assets/javascripts/gorilla-editor.js.coffee