Developer credits
Git commits in Moodle 3.6.4 by Sara Cenni
commit 0a1a11aae4eadf21551ef06dc9d4dcdd6a077231 Author: Sara Cenni <sara.cenni@unibo.it> Date: Thu, 21 Mar 2019 23:23:39 +0800 Tag: v3.6.4 MDL-64851 badge: reviewing badges of invisible courses