Don't display Organization object in flash message

Invoke Organization#name so the raw Organization object isn't shown
in a flash message.
Fully restart unicorn

Currently -HUP isn't reloading the codebase as it should, we should
revisit this but for now let's just kill the process completely and start
it back up on restart.
Merge pull request #105 from opscode/fixes

Unicorn and Flash Message Fixes