title: How to append new data to an existing JSON array(swiftyJSON)
body: <p>I have an array of SwiftyJson data that I have declared and filled it with data .The code I'm using to fill the hoge array is this : <code>self.hoge = JSON(data: data!)</code></p>
  
  <p>but I need to append new swiftyJSON data to this hoge array  .I noticed hoge array doesn't have append property .  How should I do that?  </p>
  
  <p>Thanks</p>