Git commits in Moodle 3.6.6 by David Castro

commit 5cfa863adcb33b9fd88ebf6a294eb52c58a004b9
Author: David Castro <davidcastro00@gmail.com>
Date:   Fri, 26 Jul 2019 03:49:04 +0800
Tag:    v3.6.6

MDL-66248 mod_forum: Fixes on portofolio command url styling.

commit a6b048b60b49bb138cd14575c4006ff32f2e07dc
Author: David Castro <davidcastro00@gmail.com>
Date:   Wed, 10 Jul 2019 22:50:11 +0800
Tag:    v3.6.6

MDL-66115 qtype_ddimageortext: Fixing choice deletion.