title: space left on header and footer in 4 inch retina iPhone simulator
body: <p>why some space left on header and footer portion of iPhone 4-inch simulator. its running fine on normal iPhone screen.i just developed app on Xcode 4.3 but after upgrading to 4.5 there one option to change simulator retina to 4 inch screen and its left some space automatically on header and footer which i focus by red box in below image.</p>
  
  <p><img src="https://i.stack.imgur.com/t34dl.png" alt="enter image description here"></p>