Changed DockerFile to pull from master again
Changed DockerFile to pull from master again

amitgandhinz/cdn,obulpathi/cdn1,stackforge/poppy,stackforge/poppy,obulpathi/poppy,openstack/poppy,stackforge/poppy,obulpathi/poppy,obulpathi/cdn1,openstack/poppy,amitgandhinz/cdn,obulpathi/poppy,openstack/poppy