enable version subcmd and --version flag for root cmd and all subcmds

cmd/cmds.go

@@ -11,10 +11,11 @@ func init() {
 }
 
 var cmdsCmd = &cobra.Command{
-	Use:   "cmds",
-	Short: "Command runner management utility",
-	Long:  `Command runner management utility.`,
-	Args:  cobra.NoArgs,
+	Use:     "cmds",
+	Version: rootCmd.Version,
+	Short:   "Command runner management utility",
+	Long:    `Command runner management utility.`,
+	Args:    cobra.NoArgs,
 }
 
 func printEvents(m map[string][]string) {