Katello/katello — pull request #4235 by waldenraines (2014-06-09 19:43:23+00:00)
Title: Fixes #5552/BZ1093751 - Prevent sorting on columns that aren't sortable.

http://projects.theforeman.org/issues/5552
https://bugzilla.redhat.com/show_bug.cgi?id=1093751