trade.js

/**
 * Cancels an order for a good from a holding.
 * @param  {int} holdingId  The holding id.
 * @param  {string} good  	The good id.
 */
cancelTradeOrder: function(holdingId, good){
	var holding = jg.data.holdings[holdingId];
	var order = holding.data.economic.trade.orders[good];

	if (order.orderType === 'order'){
		holding.resources.supply.credits += order.total;
	}

	delete holding.data.economic.trade.orders[good];
},