Git commits in Moodle 2.9.3 by Frederic Massart

commit 8143c179f2afcc308c41234e62e8076ae6381be4
Author: Frederic Massart <fred@moodle.com>
Date:   Tue, 29 Sep 2015 14:40:44 +0800
Tag:    v2.9.3

MDL-51588 webservice: Allow CORS in webservice/pluginfile.php