Remove kpod rename

Libpod containers are immutable once created. They cannot be
renamed after created. As such remove kpod rename.

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>

Closes: #101
Approved by: baude

cmd/kpod/main.go

@@ -53,7 +53,6 @@ func main() {
 		psCommand,
 		pullCommand,
 		pushCommand,
-		renameCommand,
 		rmCommand,
 		rmiCommand,
 		runCommand,

cmd/kpod/rename.go

@@ -1,49 +0,0 @@
-package main
-
-import (
-	"github.com/pkg/errors"
-	"github.com/projectatomic/libpod/libkpod"
-	"github.com/urfave/cli"
-)
-
-var (
-	renameDescription = "Rename a container.  Container may be created, running, paused, or stopped"
-	renameFlags       = []cli.Flag{}
-	renameCommand     = cli.Command{
-		Name:        "rename",
-		Usage:       "rename a container",
-		Description: renameDescription,
-		Action:      renameCmd,
-		ArgsUsage:   "CONTAINER NEW-NAME",
-		Flags:       renameFlags,
-	}
-)
-
-func renameCmd(c *cli.Context) error {
-	if len(c.Args()) != 2 {
-		return errors.Errorf("Rename requires a src container name/ID and a dest container name")
-	}
-	if err := validateFlags(c, renameFlags); err != nil {
-		return err
-	}
-
-	config, err := getConfig(c)
-	if err != nil {
-		return errors.Wrapf(err, "Could not get config")
-	}
-	server, err := libkpod.New(config)
-	if err != nil {
-		return errors.Wrapf(err, "could not get container server")
-	}
-	defer server.Shutdown()
-	err = server.Update()
-	if err != nil {
-		return errors.Wrapf(err, "could not update list of containers")
-	}
-
-	err = server.ContainerRename(c.Args().Get(0), c.Args().Get(1))
-	if err != nil {
-		return errors.Wrapf(err, "could not rename container")
-	}
-	return nil
-}