correct printf data type

servers_list.go

@@ -22,7 +22,7 @@ func (x *ListServersCommand) Execute(args []string) error {
 	}
 
 	for key, server := range servers {
-		fmt.Printf("%s: %+v\n\n", key, server.Properties)
+		fmt.Printf("%d: %+v\n\n", key, server.Properties)
 	}
 
 	Ok((""))

storages_list.go

@@ -22,7 +22,7 @@ func (x *StorageListCommand) Execute(args []string) error {
 	}
 
 	for key, storage := range storages {
-		fmt.Printf("%s: %v\n\n", key, storage.Properties)
+		fmt.Printf("%d: %v\n\n", key, storage.Properties)
 
 	}