Git commits in Moodle 3.1.2 by Daniel Thies

commit 09b3ec720f3d13c14bfc21a1b93b1af6c3eac3a2
Author: Daniel Thies <dthies@ccal.edu>
Date:   Tue, 12 Jul 2016 02:20:41 +0800
Tag:    v3.1.2

MDL-5507 filter_mathjaxloader: Add commeents for regexes


commit 685730475317db0fcbdb486162b628434d39cbcf
Author: Daniel Thies <dthies@ccal.edu>
Date:   Fri, 08 Jul 2016 07:58:15 +0800
Tag:    v3.1.2

MDL-55007 filter_mathjaxloader: Wrap nolink around each expresssion


commit 0b2b9e21dc3935c7eb91702ebf960bd246819af3
Author: Daniel Thies <dthies@ccal.edu>
Date:   Sat, 25 Jun 2016 20:58:11 +0800
Tag:    v3.1.2

MDL-55007 filter_mathjaxloader: Change unit test