title: How to open UISearchBar like iPhone settings search bar?
body: <p>Is there any easy way to handle <code>UISearchBar</code> position similar to <strong>iPhone settings search bar</strong>? Because iPhone settings search bar is opening while pull down the screen and open animation controlled by our pull action. </p>
  
  <p>I want to do the same in my app. Help me if any easy way you know.</p>
  
  <p>Thanks </p>