title: Im getting "Apple Mach-O Linker Error" when running application
body: <p>Can someone tell me why I am getting<br>
   <code>
      Undefined symbols for architecture i386:
    "_OBJC_CLASS_$_ScramblerModel", referenced from:
        objc-class-ref in ViewController.o
  ld: symbol(s) not found for architecture i386
  clang: error: linker command failed with exit code 1 (use -v to see invocation)
  </code>
  My project is at <a href="http://www.scramblr.us/xcode/Scramblr.zip" rel="nofollow">This zip</a></p>