title: How to upload Image Files using GoldRaccoon Library?
body: <p>In my iOS project created in xCode 6 I've integrated GoldRaccoon Library for FTP. I am able to send files if I am giving the upload file extension as '.txt'. But in my application I need to transfer images and videos. When i tried to transfer a '.png' file, I am getting error. How can I transfer these files.</p>
  
  <p>Thanks in advance.</p>