(svn r21506) -Codechange: rename the train/vehicle lost warning strings to be more generic

src/train_cmd.cpp

@@ -2420,7 +2420,7 @@ static Track ChooseTrainTrack(Train *v, TileIndex tile, DiagDirection enterdir,
 				if (_settings_client.gui.lost_vehicle_warn && v->owner == _local_company) {
 					SetDParam(0, v->index);
 					AddVehicleNewsItem(
-						STR_NEWS_TRAIN_IS_LOST,
+						STR_NEWS_VEHICLE_IS_LOST,
 						NS_ADVICE,
 						v->index
 					);