Add legacy favicon format
Commenting Gemfile and removing some old gems
Cleanup
Fix expand abstracts
404 on missing records
Guess we do need exeception_notification git
Renaming some variables

"pubdate" => "submit_date" because it does not
actually correspond to when the arxiv published it
Configure travis to send email alerts
Move the welcome banner down and make sure the button doesn't pop out
Nicer buttons
Much changes. Wow.

Laid out some of the feed a little differently.

Redid the time navigation thing, both in terms of style and
functionality. Just as useful, but easier to understand.
Consistent sidebar headings
Use full page for Papers, make the form editing buttons nicer
Visual heirarchy