title: how to display view controller only once IOS7
body: <p>Hi in my application i have small registration from in view controller now i want this registration form to display before the launch image display and it has to open only once when user open first after that it should not display that view controller it has to open the second view directly.Please tell me is this possible or not.</p>
  
  <p>Possible means please tell what is right way to achieve this task i have searched everywhere but I'm not able to find the proper solution for this. </p>
  
  <p>In the register form after clicking the register button it has to go to the second view controller.</p>