Git commits in Moodle 3.3.1 by Josh Ebarvia

commit 74823e4e458605bf08fa6f2eb1adeffc016dd270
Author: Josh Ebarvia <josh.ebarvia@blackboard.com>
Date:   Wed, 31 May 2017 14:46:23 +0800
Tag:    v3.3.1

MDL-49484 mod_lesson: Fix lesson page headers when editing


commit cb065a2d2fb12555f817c9e944b0f8b9eff2e651
Author: Josh Ebarvia <josh.ebarvia@blackboard.com>
Date:   Mon, 22 May 2017 11:39:03 +0800
Tag:    v3.3.1

MDL-49040 gradereport_grader: Fix feedback truncation after & char


commit fe3d722d697f0e5a5ee648aff08ad7d9852d80a9
Author: Josh Ebarvia <josh.ebarvia@blackboard.com>
Date:   Thu, 18 May 2017 13:08:36 +0800
Tag:    v3.3.1

MDL-51691 assignsubmission_feedback: Fix delete comments


commit c4d5303ce04143701aa15fb39b9704537a06364f
Author: Josh Ebarvia <josh.ebarvia@blackboard.com>
Date:   Wed, 03 May 2017 12:08:38 +0800
Tag:    v3.3.1

MDL-58795 gradereport_grader: Prevent duplicates in grader report