Git commits in Moodle 3.8.7 by Víctor Déniz

commit 782d9e0a70b0af7192e8dc09590d4a54674c45a4
Author: Víctor Déniz <victor@moodle.com>
Date:   Fri, 11 Dec 2020 05:10:26 +0800
Tag:    v3.8.7

weekly release 3.8.6+