Git commits in Moodle 3.3.x by Sebastian Tabares Amaya

commit f05d911e3c87ab6f7fb53cd01fd803b6f171205f
Author: Sebastian Tabares Amaya <sytabaresa@gmail.com>
Date:   Fri, 07 Jul 2017 22:12:11 +0800
Tag:    v3.3.2

MDL-59473 request: Fix Loop Redirection in Oauth2