Git commits in Moodle 2.6.6 by Nadav Kavalerchik

commit afcc9eb060bbc0acfe87cf9f5ba18109ccc99e22
Author: Nadav Kavalerchik <nadavkav@gmail.com>
Date:   Wed, 17 Sep 2014 00:53:14 +0800
Tag:    v2.6.6

MDL-47269 yui/src/dock: Invert dock reset blocks icon, in RTL mode