Add Plaintext backbone model
Merge branch 'paul'
fixed adding/removing component tab
fixed adding/removing component tab
fixed error in paul's code - extra apostrophe
This is a long one, I fixed the database problem, added an add plaintext form, and implemented the buttons for it. The form also now creates a component, but not the plaintext
swapped out buttons for icons in new component tab and reduced column width from 4 to 3
changed default font
added .sm cols to index and user show templates
CSS adjustments
added jquery-ui and made plaintext button draggable
removed active class from users and syllabi table
Added more validations and formatting for error display