First try of Keyboard-support
Merge branch 'development' of github.com:azapps/mirakel into development
Merge branch 'development' of github.com:azapps/mirakel into development

Conflicts:
	app/assets/javascripts/lists.js.coffee
Merge branch 'development' of github.com:azapps/mirakel into development

Conflicts:
	app/assets/stylesheets/tasks.css.scss
Some improvements

+ Sort
+ Due