Developer credits
Git commits in Moodle 3.3.4 by Shamim Rezaie
commit 1f05e1459a8f8df8ea8cd65a24e9f1a9aaf208cc Author: Shamim Rezaie <shamim@moodle.com> Date: Mon, 27 Nov 2017 17:37:06 +0800 Tag: v3.3.4 MDL-47114 core: Improved function description
commit 4d7d71fb37c13b3f08e950a52aedf4242366836c Author: Shamim Rezaie <shamim@moodle.com> Date: Fri, 24 Nov 2017 01:06:34 +0800 Tag: v3.3.4 MDL-60188 groups: cache user's groups and groupings