Git commits in Moodle 3.5.1 by David M Penner

commit 904aec69a0174df4b311495cff2284175bfbd967
Author: David M Penner <pennedav@gmail.com>
Date:   Thu, 14 Jun 2018 02:24:28 +0800
Tag:    v3.5.1

MDL-62709 core_message: fix for silently ignored errors in task