Developer credits
Git commits in Moodle 3.6.4 by Alexander Bias
commit 07c0e0e0906d6c94cc7549e67fd6f37847a1a601 Author: Alexander Bias <alexander.bias@uni-ulm.de> Date: Wed, 01 May 2019 03:33:52 +0800 Tag: v3.6.4 MDL-65157 core_completion: no progress for untracked users