Git commits in Moodle 2.8.8 by Gedion Woldeselassie

commit ab49be1e5442ba3e7b1cb841a7b168d28017a114
Author: Gedion Woldeselassie <wolde034@x-134-84-3-175.vpn.umn.edu>
Date:   Wed, 22 Jul 2015 03:24:16 +0800
Tag:    v2.8.8

MDL-50894 lib/conditionlib: Occasional cron error