(svn r21602) -Codechange: split actual adding/removing of orders to/from a vehicle's order list from the validation of those (user) commands. Based on patch by fonsinchen

src/order_base.h

@@ -254,6 +254,9 @@ public:
 	void ConvertFromOldSavegame();
 };
 
+void InsertOrder(Vehicle *v, Order *new_o, VehicleOrderID sel_ord);
+void DeleteOrder(Vehicle *v, VehicleOrderID sel_ord);
+
 /**
  * Shared order list linking together the linked list of orders and the list
  *  of vehicles sharing this order list.