Git commits in Moodle 3.7.2 by David Castro

commit 7f0d1164f5bcfeda16616c13189b1e9c7be24d31
Author: David Castro <davidcastro00@gmail.com>
Date:   Wed, 10 Jul 2019 22:50:11 +0800
Tag:    v3.7.2

MDL-66115 qtype_ddimageortext: Fixing choice deletion.