in class ‘ItemOrderModel”
	added property “served”
	added method “init”
Added next list of classes to pull Order data (orderItems) from server
	OrderDataParser
	OrderDataProvider
	RemoteOrderProvider
In class OrderItemsViewController added method
	- (void) loadOrderDataByOrderId: (int)orderId
		witch starts pull data from server by orderId
In class “OrderModel” added method
	- (void) addArrayOfOrderItems:(NSArray *) arrayOfOrderItems;
		witch adding orderItems to Order