Git commits in Moodle 3.4.2 by Arnaud Trouvé

commit fa72c683bd2d627306b96391298b3740b7b02b18
Author: Arnaud Trouvé <ak4t0sh@free.fr>
Date:   Fri, 08 Dec 2017 15:56:43 +0800
Tag:    v3.4.2

MDL-60997 messages: add property replytoname