title: Login through google plus to native app does not shows login page every time?
body: <p>in my  app have a option for user to login  to the app using google +?Here Login page is showing only once for the first time when user taps on google Plus button from next time when i click on google plus button its directly navigation to permissions page instead of going to loginPage</p>
  
  <p>My code is</p>
  
  <p>//////////////CODE FOR LOGIN</p>
  
  <pre><code>GPPSignIn *signIn = [GPPSignIn sharedInstance];
  signIn.delegate = self;
  signIn.shouldFetchGooglePlusUser = YES;
  signIn.shouldFetchGoogleUserEmail = YES;  // Uncomment to get the user's email
  signIn.shouldFetchGoogleUserID= YES;
  signIn.clientID = kClientId;
  signIn.scopes = [NSArray arrayWithObjects:
                   kGTLAuthScopePlusLogin, // defined in GTLPlusConstants.h
                   nil];
  signIn.actions = [NSArray arrayWithObjects:@"http://schemas.google.com/ListenActivity",nil];
  [signIn authenticate];
  </code></pre>
  
  <p>/////////////////////////CODE FOR LOGOUT</p>
  
  <pre><code>  - (void)Logout:(id)sender {
  
       [[GPPSignIn sharedInstance] signOut];
      [self performSelector:@selector(disconnect) withObject:nil afterDelay:1.0f];
     }
     - (void)disconnect {
  [[GPPSignIn sharedInstance] disconnect];
    }
  </code></pre>