(svn r1695) -Fix: I broke maximum speed sorting for anything but trains with the new acceleration. Sorry

vehicle_gui.c

@@ -302,6 +302,8 @@ int CDECL VehicleMaxSpeedSorter(const void *a, const void *b)
 	int max_speed_a = 0xFFFF, max_speed_b = 0xFFFF;
 	int r;
 	const Vehicle *ua = va, *ub = vb;
+
+	if (va->type == VEH_Train && vb->type == VEH_Train) {
 		do {
 			if (RailVehInfo(ua->engine_type)->max_speed != 0)
 				max_speed_a = min(max_speed_a, RailVehInfo(ua->engine_type)->max_speed);
@@ -313,6 +315,9 @@ int CDECL VehicleMaxSpeedSorter(const void *a, const void *b)
 		} while ((ub = ub->next) != NULL);
 
 		r = max_speed_a - max_speed_b;
+	} else {
+		r = va->max_speed - vb->max_speed;
+	}
 
 	VEHICLEUNITNUMBERSORTER(r, va, vb);