Refactored reciever group and adapted testing namespaces

application/src/Entity/Meta/RecieverInterface.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Entity\Meta;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use App\Entity\Attribut\RelationAttributInterface;
+
+/**
+ * @author kevinfrantz
+ */
+interface RecieverInterface extends RelationAttributInterface, MetaInterface
+{
+    public function getAllRecievers(): ArrayCollection;
+}