gracefully handle invalid sessions
Fix dashboard extension.
Merge pull request #177 from goshakkk/invalid-sessions

Gracefully handle invalid sessions (WIP 306)
Merge pull request #179 from Mileshosky/fix/dashboard-css

Quick fix for dashboard css extension.
Added Capbybara Screenshot tool to make it easier to see what's going on in feature tests
Removed the heroku deflate gem
Fixed a typo in one of the 24 Pull Request badges

24PullRequests Participant had "during during" before hand.
Merge pull request #180 from andrew/during-during

Fixed a typo in one of the 24 Pull Request badges