Git commits in Moodle 3.6.2 by Mirko Otto

commit 89f8d4adde9d069d359c7c761687379048055df8
Author: Mirko Otto <dropsy@gmail.com>
Date:   Thu, 13 Dec 2018 16:13:39 +0800
Tag:    v3.6.2

MDL-62756 form: Remove any click handler first.