Refactor nested tag saving to make it an instance method.
Remove changing notebooks. Refactor throughout. Add tagging data to seeds.
Add initial tag view. Add bootstrap.
Apply bootstrap.
Set up bootstrap grid and install gem (in place of doing raw install).
Refactor notes form -- notes index now updates correctly.
Fix bugs in all notes view.
Unnest note edit route.

- front-end nested for post, not for put
- Backbone converts to a non-nested route to communicate with the server.
No longer allows orphan notes to be created.

- upon loading the new note form, the system saves the note
- the form to edit the note is asynchronously loaded