* far, is shorter than the manhattan distance. This will obviously

	 * always find the closest depot. It will probably be most efficient

	 * for ships, since the heuristic will not be to far off then. I hope.

	 */

	Queue depots;

	int r;

	NPFFoundTargetData result;

	NPFFindStationOrTileData target;

	AyStarNode start;

	Depot* current;

	Depot *depot;