output libpod container to kubernetes yaml

scope out new kube subcommand where we can add generate. you can now generate kubernetes
YAML that will allow you to run the container in a kubernetes environment.  When
The YAML description will always "wrap" a container in a simple v1.Pod description.

Tests and further documentation will be added in additional PRs.

This function should be considered very much "under heavy development" at
this point.

Signed-off-by: baude <bbaude@redhat.com>

cmd/podman/main.go

@@ -77,6 +77,7 @@ func main() {
 		infoCommand,
 		inspectCommand,
 		killCommand,
+		kubeCommand,
 		loadCommand,
 		loginCommand,
 		logoutCommand,