title: ionic2 image upload efficiently
body: <p>I am using ionic2 Tranfer plugin to upload image. image is uploading to cloud successfully but it take much time to upload. how can speed up image upload in ionic2 application. Can any one help ?</p>
  
  <pre><code>const fileTransfer: TransferObject = this.transfer.create();
  fileTransfer.upload(filename, url, options).then(data =&gt; {
         this.presentToast('Image succesful uploaded.');
  }, err =&gt; {
      this.presentToast('Error while uploading file.');
  });
  </code></pre>