title: property 'responseSerializer' not found on object of type 'AFDownloadRequestOperation
body: <p>so i have this app, and i cannot work out why i am unable to run my app. Can anyone explain why this keeps happening?</p>
  
  <p>Here is the section of code its in.
  <a href="https://www.dropbox.com/s/a11i04ogoze77qa/Screen%20Shot%202014-05-01%20at%2009.42.58.png" rel="nofollow">https://www.dropbox.com/s/a11i04ogoze77qa/Screen%20Shot%202014-05-01%20at%2009.42.58.png</a></p>
  
  <p>Here is the source code f you wanna take a look
  <a href="https://www.dropbox.com/s/hpvhnrup92fhmt5/motikyapp-master.zip" rel="nofollow">https://www.dropbox.com/s/hpvhnrup92fhmt5/motikyapp-master.zip</a></p>
  
  <p>Thanks 
  Jake</p>