Remove Bremen.
Fix bad line labels for PACA.
Remove Location.assertId() as IDs are now strings.
Start adding support for Paris area network.

  * Rely on Navitia web interface.
  * Implement and test getArea.
  * Implement and test autoCompleteStations.
  * Implement and test queryNearbyStations.
Cosmetic change.
Use new queryDepartures API.
Interpret stations as Navitia stop points, not stop areas.
Begin implementing queryDepartures.
Parse location id from JSON object.
Continue implementing queryDepartures.
Starting building departure objects.
Start building line destination objects.
[queryDepartures] Compute number of departures to add.
Add test for queryDepartures.
[Navitia] Use server version to form api url.
[Navitia] Add service to print date.
[Navitia] Add service to print location.
[Navitia] Start implementing queryTrips.
[Navitia] Add test for queryTrips between coordinates.
[Navitia] Cosmetic change.