Add simple support for storing vehicle locations
Extend TransitIndex with OBA-like query methods
RouteVariant-ek egyszerű magyarosítása
Don't cancel service base on ServiceAlerts,

leave that to TripUpdates
TransitIndex: handle times correctly
TransitIndex: only return location_type=0 stops
TransitIndex: sort route list for stops
VehicleLocations: store routeId + require FULL_DATASET feeds
TransitIndex: return StopTime#status in API responses