Git commits in Moodle 2.5.9 by Yuliya Bozhko

commit 5a56067bb8a94e3f68bc0a75d2ea73d83a6fb3ed
Author: Yuliya Bozhko <yuliya.bozhko@totaralms.com>
Date:   Tue, 28 Oct 2014 10:36:16 +0800
Tag:    v2.5.9

MDL-47190 Ensure badges cannot be awarded without a role