Fix cinder directory permissions
Fix cinder directory permissions

The /var/lib/cinder/cinder-volumes should be read only to the
user root (Fixes: rhbz#1296995).

Change-Id: Id428b9a84aeb3e025dc943ce49e33df1065bfa6e

imcsk8/packstack,fr34k8/packstack,mahak/packstack,stackforge/packstack,openstack/packstack,stackforge/packstack,openstack/packstack,imcsk8/packstack,fr34k8/packstack,fr34k8/packstack,mahak/packstack,mahak/packstack,imcsk8/packstack,openstack/packstack,stackforge/packstack