Git commits in Moodle 2.2.11 by Marina Glancy

commit dee5bb8878ed9b19311305c8a593c9e87b6b5712
Author: Marina Glancy <marina@moodle.com>
Date:   Fri, 14 Jun 2013 11:30:31 +0800
Tag:    v2.2.11

weekly release 2.2.10+