flannel backend type to vxlan
flannel backend type to vxlan

ajayhn/openstack-controller-docker,ContinUSE/openstack-on-coreos,ContinUSE/openstack-on-coreos,mehulsbhatt/openstack-on-coreos,ContinUSE/openstack-on-coreos,mehulsbhatt/openstack-on-coreos,mehulsbhatt/openstack-on-coreos,ajayhn/openstack-controller-docker