Git commits in Moodle 3.4.2 by Jan Dageförde

commit 6bfebfc7b8b277c0ab3df09732d5eba94295296b
Author: Jan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Date:   Tue, 27 Feb 2018 21:04:53 +0800
Tag:    v3.4.2

MDL-61549 user: Remove $already columns because none were loaded yet