Update landing template to use new-style url tag
Add crispy forms to the requirements
Update some tests
Clean up the project settings; add rest_framework dependency
Add a note to use the configured user model instead of auth.User
Add a URL spec that imports the subscriptions app's urls
Rename ContentFeedRecord model to FeedRecord
Add project-wide templates and static folders
Clean up naming

- Rename ContentFeedRecord to FeedRecord and ContentFeedLibrary to FeedLibrary
- Call content feed classes feed types
- Call the feed type identifying string the feed_type instead of the feed_name
Fill out simple subscription creation/deletion functionality
Add a more succinct subscription form
Require Django 1.4 or greater
Add a base template