Git commits in Moodle 2.4.6 by Gareth J Barnard

commit 2d2b3c39b3285967e4f064437474392dcfc2aa8c
Author: Gareth J Barnard <gjbarnard@gmail.com>
Date:   Thu, 18 Jul 2013 00:35:22 +0800
Tag:    v2.4.6

MDL-37333 theme: Fix 'Clear theme caches' redirect.