ListJailProps() : Replace unused args with format + v0.42a WIP

cmd/root.go

@@ -14,7 +14,7 @@ import (
 )
 
 const (
-	gVersion = "0.41"
+	gVersion = "0.42a"
 	
 	// TODO : Get from $jail_zpool/defaults.json
 	MIN_DYN_DEVFS_RULESET = 1000
@@ -127,7 +127,12 @@ ex: gocage list srv-db srv-web`,
 		Short: "Print jails properties",
 		Long:  "Display jails properties. You can use properties to filter, get or set them.",
 		Run: func(cmd *cobra.Command, args []string) {
-			ListJailsProps(args)
+			out, err := ListJailsProps("text")
+			if err != nil {
+				fmt.Printf("Error listing properties : %v\n", err)
+			} else {
+				fmt.Printf("%s\n", out)
+			}
 		},
 	}