Add Milan, Budapest and Helsinki to location retriever

nlmaps_tools/retrieve_locations.py

@@ -21,6 +21,9 @@ DEFAULT_BOUNDING_BOXES = (
     BoundingBox(56, 23, 58, 25),  # Riga
     BoundingBox(51, 20, 53, 22),  # Warsaw
     BoundingBox(44, 25, 46, 27),  # Bucharest
+    BoundingBox(45, 8, 47, 10),  # Milan
+    BoundingBox(47, 18, 49, 20),  # Budapest
+    BoundingBox(59, 24, 61, 26),  # Helsinki
 )
 
 AREA_TEMPLATE = jinja2.Template("""