Extract rake task code to a separate class
Clean up integration code
Update ruby version to 2.1.1
Require hipchat only when needed
Fix hipchat client usage
Fix rake task "require" and Jumpup::Hipchat constant usage]
Prepend branch name to the messages posted to hipchat
Simplify README example
Merge pull request #14 from Helabs/fr-announce-feature-branch

Announce feature branch