title: Release iOS build error - Use of undeclared identifier 'Twitter'
body: <p>I am using react-native-twitter sign in, and followed all the steps in the official documentation, but getting</p>
  <p>Use of undeclared identifier 'Twitter' in AppDelegate.m file</p>
  <p>this error while Archiving the IOS app, but it works fine while running on simulator, what should be the problem ?</p>