Git commits in Moodle 2.9.2 by Ankit Agarwal

commit fa57105063129eed83bf09d83348681501ff5b64
Author: Ankit Agarwal <ankit@moodle.com>
Date:   Mon, 08 Jun 2015 17:03:26 +0800
Tag:    v2.9.2

MDL-50173 ratings: Use proper checks to ensure ratings are viewable.