Work around Addresses to bring them properly through GraphQL

Got caught with https://github.com/absinthe-graphql/absinthe/issues/601
at some point, that's why fields are renamed

Fix tests

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

priv/repo/migrations/20190322143724_rename_address_fields.exs

@@ -0,0 +1,11 @@
+defmodule Mobilizon.Repo.Migrations.RenameAddressFields do
+  use Ecto.Migration
+
+  def change do
+    rename(table(:addresses), :addressCountry, to: :country)
+    rename(table(:addresses), :addressLocality, to: :locality)
+    rename(table(:addresses), :addressRegion, to: :region)
+    rename(table(:addresses), :postalCode, to: :postal_code)
+    rename(table(:addresses), :streetAddress, to: :street)
+  end
+end