Developer credits
Git commits in Moodle 3.8.0 by David Castro
commit 39260e3eadc71613320d80b99c3d4352b9994e48 Author: David Castro <davidcastro00@gmail.com> Date: Wed, 10 Jul 2019 22:50:11 +0800 Tag: v3.8.0-beta MDL-66115 qtype_ddimageortext: Fixing choice deletion.