Git commits in Moodle 2.8.8 by Adrian Greeve

commit 1d70050f33edb79b974de2509f18c943969589ea
Author: Adrian Greeve <adrian@moodle.com>
Date:   Tue, 25 Aug 2015 12:57:43 +0800
Tag:    v2.8.8

MDL-48371 editors: Option for removing managefiles

commit db99a3e09e5f013a0a3e8d5bad1c4352fc6c28b9
Author: Adrian Greeve <adrian@moodle.com>
Date:   Tue, 18 Aug 2015 16:29:32 +0800
Tag:    v2.8.8

MDL-30315 grades: Unit test for grade import.

commit 5b9d6e3e7ab32eafb129d96c415a082fed8dbc86
Author: Adrian Greeve <adrian@moodle.com>
Date:   Wed, 12 Aug 2015 16:51:43 +0800
Tag:    v2.8.8

MDL-50323 themes: Course unordered lists correctly styled.

commit 9784aa23e7ba4ed33e187a3077528f550f98d648
Author: Adrian Greeve <adrian@moodle.com>
Date:   Fri, 05 Jun 2015 10:49:26 +0800
Tag:    v2.8.8

MDL-30315 gradebook: Uploading feedback doesn't override grades.