This container can be pulled via:
  docker pull registry.opensuse.org/home/kwk/branches/isv/rancher/elemental/dev/containers_next/suse/sle-micro-rancher/rt-5.5:1.3-13.6
  docker pull registry.opensuse.org/home/kwk/branches/isv/rancher/elemental/dev/containers_next/suse/sle-micro-rancher/rt-5.5:13.6
  docker pull registry.opensuse.org/home/kwk/branches/isv/rancher/elemental/dev/containers_next/suse/sle-micro-rancher/rt-5.5:latest