zhouhao 61c8b3380f Modify rename function usage

Signed-off-by: zhouhao <zhouhao@cn.fujitsu.com>

2016-09-01 14:48:02 +08:00

rename

Usage:  docker rename CONTAINER NEW_NAME

Rename a container

Options:
      --help   Print usage

The docker rename command allows the container to be renamed to a different name.