Git commits in Moodle 2.8.x by Matt Petro

commit 384f71b42c471b5cf281939b702e7f5a8c1fea37
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Wed, 03 Dec 2014 01:59:52 +0800
Tag:    v2.8.2

MDL-48235 mod_assign: Fix reopen until pass behavior

commit 9f4662b2283b718d3af66b77f6a57f927d2c082b
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Fri, 19 Sep 2014 11:35:27 +0800
Tag:    v2.8.2

MDL-47323 backup: added enrol plugin backup structure and annotation

commit be6f3c6e6b9e197bd0c101e7e0824b168f3cf013
Author: Matt Petro <petro@engr.wisc.edu>
Date:   Wed, 17 Sep 2014 00:50:53 +0800
Tag:    v2.8.0-beta

MDL-47270 core_component: make cache independent of filesystem ordering