Git commits in Moodle 3.5.0 by David Knuplesch

commit a2701db412ca45f391274bca6e79ec981c1588fc
Author: David Knuplesch <david.knuplesch@uni-ulm.de>
Date:   Tue, 12 Dec 2017 18:44:44 +0800
Tag:    v3.5.0-beta

MDL-60415 mod_lti: avoid confusing error-message


commit cc3c33f8baa8f7112c1877f14482c09a6da014a5
Author: David Knuplesch <david.knuplesch@uni-ulm.de>
Date:   Mon, 23 Oct 2017 20:09:12 +0800
Tag:    v3.5.0-beta

MDL-60549 lti: support for  moving embedded lti into separate tab