Git commits in Moodle 3.3.3 by Vervoort, Claude

commit 7c202963f77595bff41806ada1bff25486d9fe9d
Author: Vervoort, Claude <claude.vervoort@cengage.com>
Date:   Tue, 31 Oct 2017 21:57:38 +0800
Tag:    v3.3.3

MDL-60007 mod lti: allow delete without content-type