Developer credits
Git commits in Moodle x.x.x by Philipp Hager
commit d0d8a7f984f1c8ca0936af3503acc17bf997e9b1 Author: Philipp Hager <office@phager.at> Date: Wed, 30 Nov 2016 00:59:15 +0800 Tag: v3.2.1 MDL-57198 course: add css-classes to restrictbygroup-button
commit 29df1cade1c0abf69bd3f589fde77a18994023d9 Author: Philipp Hager <office@phager.at> Date: Wed, 30 Nov 2016 00:59:15 +0800 Tag: v3.3.0-beta MDL-57198 course: add css-classes to restrictbygroup-button