fix(client): Make confirmedCOV function use sendBvlc

Author: adam-nielsen

lib/client.js

@@ -704,19 +704,19 @@ class Client extends EventEmitter {
    *   }
    * );
    */
-  confirmedCOVNotification(address, monitoredObject, subscribeId, initiatingDeviceId, lifetime, values, options, next) {
+  confirmedCOVNotification(receiver, monitoredObject, subscribeId, initiatingDeviceId, lifetime, values, options, next) {
     next = next || options;
     const settings = {
       maxSegments: options.maxSegments || baEnum.MaxSegmentsAccepted.SEGMENTS_65,
       maxApdu: options.maxApdu || baEnum.MaxApduLengthAccepted.OCTETS_1476,
       invokeId: options.invokeId || this._getInvokeId()
     };
     const buffer = this._getBuffer();
-    baNpdu.encode(buffer, baEnum.NpduControlPriority.NORMAL_MESSAGE | baEnum.NpduControlBits.EXPECTING_REPLY, address);
+    baNpdu.encode(buffer, baEnum.NpduControlPriority.NORMAL_MESSAGE | baEnum.NpduControlBits.EXPECTING_REPLY, receiver);
     baApdu.encodeConfirmedServiceRequest(buffer, baEnum.PduTypes.CONFIRMED_REQUEST, baEnum.ConfirmedServiceChoice.CONFIRMED_COV_NOTIFICATION, settings.maxSegments, settings.maxApdu, settings.invokeId, 0, 0);
     baServices.covNotify.encode(buffer, subscribeId, initiatingDeviceId, monitoredObject, lifetime, values);
     baBvlc.encode(buffer.buffer, baEnum.BvlcResultPurpose.ORIGINAL_UNICAST_NPDU, buffer.offset);
-    this._transport.send(buffer.buffer, buffer.offset, address);
+    this.sendBvlc(receiver, buffer);
     this._addCallback(settings.invokeId, (err, data) => {
       if (err) return next(err);
       next();