Git commits in Moodle 3.4.4 by Damyon Wiese

commit 8b4346c530541e3a3593132c3d91669649e41760
Author: Damyon Wiese <damyon@moodle.com>
Date:   Tue, 19 Jun 2018 10:55:26 +0800
Tag:    v3.4.4

MDL-60950 assign: Update incompatible unit test


commit 0877aacab9fea20ee2dd7a9059ceafb6173b5076
Author: Damyon Wiese <damyon@moodle.com>
Date:   Tue, 19 Jun 2018 10:53:51 +0800
Tag:    v3.4.4

MDL-60950 assign: Rename class


commit ba22824230d29d8f8e45fec173f363590020e010
Author: Damyon Wiese <damyon@moodle.com>
Date:   Thu, 14 Jun 2018 10:47:31 +0800
Tag:    v3.4.4

MDL-60950 assign: Test for the requires grading filter


commit 53e833b45996657959d956b96bf673e7de7831e3
Author: Damyon Wiese <damyon@moodle.com>
Date:   Wed, 13 Jun 2018 11:19:37 +0800
Tag:    v3.4.4

MDL-60950 assign: Robust filtering of grading table