Developer credits
Git commits in Moodle 3.8.6 by Claude Vervoort
commit 6d79bed31b54a6b049678b07f8111de7958ec4b3 Author: Claude Vervoort <claude.vervoort@cengage.com> Date: Fri, 02 Oct 2020 03:12:15 +0800 Tag: v3.8.6 MDL-57756 mod_lti: params change to text type