Git commits in Moodle 3.1.6 by Neill Magill

commit 2c60b807955e95cd7d37ddf40f079cc48ef59113
Author: Neill Magill <neill.magill@nottingham.ac.uk>
Date:   Thu, 16 Mar 2017 20:08:36 +0800
Tag:    v3.1.6

MDL-58285 tool_mobile: Web service generates incorrect fileurl on IIS