Developer credits
Git commits in Moodle 2.9.1 by Barry Oosthuizen
commit 7955318e4576cf01e0cbdcc7514fc543b4df1b08 Author: Barry Oosthuizen <barry.oosthuizen@nottingham.ac.uk> Date: Mon, 08 Jun 2015 16:25:44 +0800 Tag: v2.9.1 MDL-49959 course: Fix hidden drag and drop message