Merge pull request #72 from whatcould/master

Upgrade Rails to 3.2.12 [fixes #66]
Only send out welcome message once.  Fixes #76.
Merge pull request #77 from joshmarcus/issues/76

Only send out welcome message once.
Restoring old capistrano files.
Recent messages page shows handled incoming message.

The recent message page now shows messages in the proper order and only
handled, incoming messages.
Merge pull request #79 from joshmarcus/topic/capistrano

Restoring old capistrano files.
Merge pull request #81 from joshmarcus/topic/minor_fixes

Recent messages page shows handled incoming message.
Merge remote-tracking branch 'upstream/master'