fix orderStatus and cancelOrders

Author: carlosmiei

node-binance-api.js

@@ -3035,7 +3035,7 @@ let api = function Binance( options = {} ) {
         orderStatus: function ( symbol, orderid, callback, flags = {} ) {
             let parameters = Object.assign( { symbol: symbol }, flags );
             if ( orderid ){
-                Object.assign( { orderId: orderid }, parameters )
+                parameters = Object.assign( { orderId: orderid }, parameters )
             }
 
             if ( !callback ) {
@@ -3143,6 +3143,9 @@ let api = function Binance( options = {} ) {
                     if ( json.length === 0 ) {
                         return callback.call( this, 'No orders present for this symbol', {}, symbol );
                     }
+                    if ( Object.keys( json ).length === 0 ) {
+                        return callback.call( this, 'No orders present for this symbol', {}, symbol );
+                    }
                     for ( let obj of json ) {
                         let quantity = obj.origQty - obj.executedQty;
                         Binance.options.log( 'cancel order: ' + obj.side + ' ' + symbol + ' ' + quantity + ' @ ' + obj.price + ' #' + obj.orderId );