Changed over resources to CDN and getting somewhere with restyling the UI to be more usable.
fixed large bug by refactoring out a method for building DOM so that event listeners aren't created multiple times.
Some additional styling added in.
Added a little more styling and rid of max-width work which was in when using draggable.
Extra styling and intro modal fixed. Now for some real stuff.
undo implemented for adding and removing of items.

undo implemented for adding and removing of items but now need to work
on editing of header, content and moving of items.
Resolves #18: undo implemented

Undo action implemented for adding, removing and editing items.
Removing and adding columns. And also editing column titles.
Merge branch 'develop'

Conflicts:
	coffeescript/config.coffee
	coffeescript/tyto.coffee
	js/config.js
	js/tyto.js
	templates/tyto/actions.html
	templates/tyto/actions.jade