Git commits in Moodle 3.2.7 by Jun Pataleta

commit 21f89c034c5a56a64b12f3256b0f503d7f584911
Author: Jun Pataleta <jun@moodle.com>
Date:   Fri, 08 Dec 2017 04:10:00 +0800
Tag:    v3.2.7

weekly release 3.2.6+