Git commits in Moodle 3.4.3 by Arnaud Trouvé

commit 90feb751135c37c9c8db38dc2f41a497665f91c6
Author: Arnaud Trouvé <moodle@arnaudtrouve.fr>
Date:   Sat, 20 Jan 2018 00:47:54 +0800
Tag:    v3.4.3

MDL-61248 admin: fix incorrectly initialized property