Add timeago library to add humanized times.
Add slim table styling.
Track timestamps for users.
Remove yield statement from application layout file.
Namespace slim form to avoid issues.
Add Boardwalk.content to avoid duplication body appendage links.
Add root urls to board and user models for fetching individual records.
Clean up board router.
Migrate front page to Backbone.js. Add user model table.
Fix various reloading errors on board index.