Update command usage and documentation

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cli/command/stack/cmd.go

@@ -23,7 +23,7 @@ type commonOptions struct {
 func NewStackCommand(dockerCli command.Cli) *cobra.Command {
 	var opts commonOptions
 	cmd := &cobra.Command{
-		Use:   "stack",
+		Use:   "stack [OPTIONS]",
 		Short: "Manage Docker stacks",
 		Args:  cli.NoArgs,
 		PersistentPreRunE: func(cmd *cobra.Command, args []string) error {

cli/command/stack/list.go

@@ -17,7 +17,7 @@ func newListCommand(dockerCli command.Cli, common *commonOptions) *cobra.Command
 	opts := options.List{}
 
 	cmd := &cobra.Command{
-		Use:     "ls",
+		Use:     "ls [OPTIONS]",
 		Aliases: []string{"list"},
 		Short:   "List stacks",
 		Args:    cli.NoArgs,

cli/command/stack/remove.go

@@ -13,7 +13,7 @@ func newRemoveCommand(dockerCli command.Cli, common *commonOptions) *cobra.Comma
 	var opts options.Remove
 
 	cmd := &cobra.Command{
-		Use:     "rm STACK [STACK...]",
+		Use:     "rm [OPTIONS] STACK [STACK...]",
 		Aliases: []string{"remove", "down"},
 		Short:   "Remove one or more stacks",
 		Args:    cli.RequiresMinArgs(1),