Git commits in Moodle 2.9.0 by Daniel Ureña

commit 9b78f0e98bd57ce4f0c29ff1d4e7e0a789f0becd
Author: Daniel Ureña <daniure@gmail.com>
Date:   Thu, 26 Mar 2015 23:48:04 +0800
Tag:    v2.9.0-beta

MDL-49606 webservices: Improved unit tests for get_users_courses