Git commits in Moodle 3.5.8 by Jake Dallimore

commit e8b6cb418f800919faddaac2b1172f21bbfeadf4
Author: Jake Dallimore <jake@moodle.com>
Date:   Fri, 30 Aug 2019 13:12:06 +0800
Tag:    v3.5.8

weekly release 3.5.7+