Link between address and reference, and api endpoint to find household

by address reference

* add a one-to-many link between address and address reference;
* update AddAddress.vue to add information on picked address reference;
* add an HouseholdACLAwareRepository, with a method to find household by
current address reference
* add an endpoint to retrieve household by address reference
* + tests

src/Bundle/ChillPersonBundle/Repository/Household/HouseholdACLAwareRepositoryInterface.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Chill\PersonBundle\Repository\Household;
+
+use Chill\MainBundle\Entity\AddressReference;
+use Chill\PersonBundle\Entity\Household\Household;
+
+interface HouseholdACLAwareRepositoryInterface
+{
+    public function countByAddressReference(AddressReference $addressReference): int;
+
+    /**
+     * @param AddressReference $addressReference
+     * @param int|null $firstResult
+     * @param int|null $maxResult
+     * @return array|Household[]
+     */
+    public function findByAddressReference(
+        AddressReference $addressReference,
+        ?int $firstResult = 0,
+        ?int $maxResult = 50
+    ): array;
+}