Git commits in Moodle 3.9.1 by Juan Leyva

commit 01ec0ee85bb7f180b67a58e7014cabeab240bc6d
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Tue, 30 Jun 2020 19:02:59 +0800
Tag:    v3.9.1

MDL-69031 tool_mobile: Add missing features that can be disabled in 3.9