Git commits in Moodle 3.5.6 by Mihail Geshoski

commit 5ddac4b5b9d102f5682d554dcf30cf9275f095b5
Author: Mihail Geshoski <mihail@moodle.com>
Date:   Tue, 07 May 2019 13:55:11 +0800
Tag:    v3.5.6

MDL-35396 lesson: Fix detailed statistics display for essay questions