Git commits in Moodle 2.9.2 by Gedion Woldeselassie

commit 28b91e26c1b5b6cba742816ba3489496c1f2e397
Author: Gedion Woldeselassie <wolde034@x-134-84-3-175.vpn.umn.edu>
Date:   Wed, 22 Jul 2015 03:24:16 +0800
Tag:    v2.9.2

MDL-50894 lib/conditionlib: Occasional cron error