Git commits in Moodle 2.9.0 by Mario Wehr

commit 772e9dc17eb3f7cc63985692b28a55b10e88a8de
Author: Mario Wehr <mariowehr@gmx.at>
Date:   Wed, 19 Nov 2014 14:00:23 +0800
Tag:    v2.9.0-beta

MDL-48274 mod_forum: Add missing context to has_capability call