WIP: Huge redesign (helped along by twitter bootstrap)
Remove unused view college_community_picker
Clearing out application.css and starting from bootstrap level
Styling tables
Remove "date_cell" and "icons" CSS classes
Replace edit and destroy link classes with fontawesome icons

* Remove old edit and destroy icons
* add helper methods for the icons (edit_icon and destroy_icon)
Replace add_link CSS with fontawesome icon
Replace relative "_path" urls with absolute "_url" urls
Replace email icon with fontawesome icon
Replace phone icon with fontawesome phone icon
Replace fax icon with fontawesome "fax" icon
Replace external link icon with fontawesome icon
Remove unused images