Add interface and implementing classes for the maps. #221

src/Service/BingMapManager.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace App\Service;
+
+class BingMapManager
+{
+}

src/Service/GoogleMapManager.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace App\Service;
+
+class GoogleMapManager
+{
+}

src/Service/MapManagerInterface.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Service;
+
+interface MapManagerInterface
+{
+    /* 
+     * Return a map to be used to display location
+     *
+     */
+    public function jsDisplayMap();
+}