Git commits in Moodle 3.8.0 by Justus Dieckmann

commit ba2fc8bd9437b93d96f1d098396726afe39581b1
Author: Justus Dieckmann <justusdieckmann@wwu.de>
Date:   Mon, 26 Aug 2019 21:18:52 +0800
Tag:    v3.8.0-beta

MDL-66496 mod_data: Import author information on csv import