Git commits in Moodle 3.8.2 by Claude Vervoort

commit d2c96c5be95618182aa396b0762a0f27f4f86dcf
Author: Claude Vervoort <claude.vervoort@cengage.com>
Date:   Fri, 14 Feb 2020 04:19:48 +0800
Tag:    v3.8.2

MDL-67132 mod_lti: document new param


commit 1fde9dea678a6441958334a7f27705d58d500b83
Author: Claude Vervoort <claude.vervoort@cengage.com>
Date:   Wed, 06 Nov 2019 00:09:51 +0800
Tag:    v3.8.2

MDL-67132 mod_lti: call grade api to trigger course total computation