Add `--restart` flag for `update` command, so we can change restart
policy for a container no matter it's running or stopped.
Signed-off-by: Zhang Wei <zhangwei555@huawei.com>
The description "set `-1` to disable swap" is wrong, `build`,
`create` and `run` already fixed, we need to fix `update` as well.
Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
It's used for updating properties of one or more containers, we only
support resource configs for now. It can be extended in the future.
Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
