Git commits in Moodle 2.7.2 by Daniel Thies

commit 0e37d94b670998fcf45cb499ded15f4deb91ddd5
Author: Daniel Thies <dthies@ccal.edu>
Date:   Fri, 27 Jun 2014 07:31:15 +0800
Tag:    v2.7.2

MDL-45044 filter_tex: properly escape excutable pathnames for Windows