fixes #44 to allow --docker-registry=foo:1234 for testing staged images
fixes #44 to allow --docker-registry=foo:1234 for testing staged images

rhuss/gofabric8,fabric8io/gofabric8,chmouel/gofabric8,fabric8io/gofabric8,rawlingsj/gofabric8,rawlingsj/gofabric8,chmouel/gofabric8