Git commits in Moodle 2.8.x by Ruslan Kabalin

commit d7e275f123931929d68ad494263e4dc58fcec624
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Thu, 05 Feb 2015 23:29:43 +0800
Tag:    v2.8.4

MDL-48841 admin: Fix scheduled task reset to defaults finctionality.

commit dfaedf085487397ba43936e8a936eaa7776f9243
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Thu, 14 Aug 2014 22:50:34 +0800
Tag:    v2.8.0-beta

MDL-46833 mod_assign: Fix assignment view when available for group members only.

commit 1b28d1a70edac3048cd5696f1f674d0c6838d195
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Mon, 07 Jul 2014 18:59:01 +0800
Tag:    v2.8.0-beta

MDL-46272 user_filters: Username field should be easier to find.