title: How to hide the NavigationBar when i use SWRevealViewController embed in UINavigationController?
body: <p>When i use SWRevealViewController as initial view or not embedded in UINavigationController the result is as i expected:</p>
  
  <p><img src="https://i.stack.imgur.com/2ezOb.png" alt="enter image description here"></p>
  
  <p>but when the SWRevealViewController comes from UINavigationController tee result is:
  <img src="https://i.stack.imgur.com/5hAmJ.png" alt="enter image description here"></p>
  
  <p>How can i avoid the NavigationBar presented in the Rear view?</p>