Git commits in Moodle 3.1.0 by Eugene Venter

commit d01cdc51720da04a5e0e7811d3d18cdf446f31ca
Author: Eugene Venter <eugene@catalyst.net.nz>
Date:   Fri, 19 Feb 2016 06:13:38 +0800
Tag:    v3.1.0-beta

MDL-53166 mod_forum: fix fatal error in backup phpunit test


commit 8ef4fbc64f8dd93bc8d4b729781a1b5df6cda443
Author: Eugene Venter <eugene@catalyst.net.nz>
Date:   Wed, 16 Dec 2015 12:16:27 +0800
Tag:    v3.1.0-beta

MDL-52530 unittest: more robust capability assignments for guest