title: Cordova Xcode build failed "Permission denied"
body: <p>I am trying to build an iOS app using Xcode and Cordova, however I keep getting this error message:</p>
  
  <blockquote>
    <p>cordova/lib/copy-www-build-step.sh: Permission denied</p>
  </blockquote>
  
  <p>Has anyone overcome this problem before?</p>