gitlabhq/gitlabhq — pull request #6626 by andreausu (2014-03-26 10:02:13+00:00)
Title: Change the notification sender username to GitLab in Slack Notifier

Before: http://i.imgur.com/xZFVMac.png
After: http://i.imgur.com/wiMeMG7.png

I think it's a lot nicer :)