Git commits in Moodle 2.7.0 by Tim Gus

commit 7a3723219c7a6cdce99f72a55942d900421778dc
Author: Tim Gus <tim.gusak@remote-learner.net>
Date:   Tue, 30 Jul 2013 05:23:10 +0800
Tag:    v2.7.0-beta

MDL-40939 tex filter: Changes to the TeX notation plugin