Git commits in Moodle x.x.x by Gary Krige

commit 8098d21b5285f0a787f7dd62ef1dda72386bc9b1
Author: Gary Krige <garykrige@gmail.com>
Date:   Fri, 13 Mar 2015 18:28:00 +0800
Tag:    v2.9.0-beta

MDL-49309 user: sort cohorts by name in bulk user actions