Katello/katello — pull request #1292 by lzap (2012-12-18 17:17:59+00:00)
Title: 873665 - getting rid of last find_by_username admin calls

https://bugzilla.redhat.com/show_bug.cgi?id=873665

And we do have

User.find_by_username 'admin'

no more! Easy.