Git commits in Moodle 3.1.2 by Alexandru Elisei

commit e8d84901ca36c9448d6a428783036e7b3ba2c5d9
Author: Alexandru Elisei <alexandru.elisei@gmail.com>
Date:   Sun, 14 Aug 2016 20:03:23 +0800
Tag:    v3.1.2

MDL-55423 accesslib: Prevent get_role_users() false debugging messages