Git commits in Moodle 3.4.x by Vervoort, Claude

commit 76f11421a4e418b0e95e5c06bf1d8e428896e440
Author: Vervoort, Claude <claude.vervoort@cengage.com>
Date:   Tue, 31 Oct 2017 21:57:38 +0800
Tag:    v3.4.0-rc1

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


commit 18ae59bea17b51ef2966c3ad7279e2eeb0d6e8f3
Author: Vervoort, Claude <claude.vervoort@cengage.com>
Date:   Thu, 28 Sep 2017 01:22:43 +0800
Tag:    v3.4.1

MDL-60253 lti: also consider securetoolurl for URL match