Merge pull request 'BenutzerController_ExpandedAndEnhanced' (#14) from getBenutzer into main

Reviewed-on: #14

Controller/KindController.php

@@ -48,7 +48,7 @@ class KindController
     {
         $result = $this->db->deleteKind($kindId);
 
-        return json_encode($result);
+        return $result;
     }
 
 }