chore(package.json): publish new version to npm

Author: buzinas

dist/index.js

@@ -15822,7 +15822,7 @@ var MicRecorder = function () {
       // the begining of the recording. It also helps to remove the mouse
       // "click" sound from the output mp3 file.
       startRecordingAt: 300,
-      deviceId: 'default'
+      deviceId: null
     };
 
     this.activeStream = null;
@@ -15916,7 +15916,7 @@ var MicRecorder = function () {
       this.config.sampleRate = this.context.sampleRate;
       this.lameEncoder = new Encoder(this.config);
 
-      var audio = { deviceId: { exact: this.config.deviceId } };
+      var audio = this.config.deviceId ? { deviceId: { exact: this.config.deviceId } } : true;
 
       return new Promise(function (resolve, reject) {
         navigator.mediaDevices.getUserMedia({ audio: audio }).then(function (stream) {

dist/index.js.map

@@ -1,6 +1,6 @@
 {
   "name": "mic-recorder-to-mp3",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "Record your microphone audio input and get an audio/mp3 ouput buffer/blob.",
   "main": "dist/index.js",
   "scripts": {