Log Message:
Update ruby-launchy to 2.2.0.

= Launchy Changlog
== Version 2.2.0 - 2013-02-06

* Change XFCE detection to not depend on grep (copiousfreetime/launchy#52 -
  thanks bogdan)
* Suppress forked process output (copiousfreetime/launchy#51)
* Display help/usage if no url is given (copiousfreetime/launchy#54)
* Detect the fluxbox environment (copiousfreetime/launchy#53)
* Automatically detect 'http' url's if they are missing the 'http://'
  (copiousfreetime/launchy#55)
* Update to latest project management rake tasks