title: How to create two storyboards for Universal keyboard extension? iPhone and iPad
body: <p>I want to create Custom Keyboard extension.</p>
  
  <p>My custom keyboard extension have two different layouts for iPhone and iPad.</p>
  
  <p>I want to create two storyboards for the iPhone and iPad respectively but the problem is i can't give two reference for iPhone and iPad for keyboard in plist file of extension.</p>
  
  <p>In extension there is no class like appdelegate to initiate a different storyboards with viewcontrollers.</p>
  
  <p>Do anyone have idea how can i use two different storyboards for keyboard extension?</p>
  
  <p>Thanks in advance.</p>