[TIMOB-23533] If you have LiveView enabled, then you cannot registerForPushNotifications on iOS

   var win = Ti.UI.createWindow({
       backgroundColor: '#fff'
   });
   win.open();
   Ti.App.iOS.addEventListener('usernotificationsettings', e = function(v) {
                   
       console.log("In usernotificationsettings: " + JSON.stringify(v));
       
       Ti.App.iOS.removeEventListener('usernotificationsettings', e);
       Ti.Network.registerForPushNotifications({
           success: onSuccess,
           error: deviceTokenError,
           callback: receivePush
       });
   });
    
   Ti.App.iOS.registerUserNotificationSettings({
       types: [
           Ti.App.iOS.USER_NOTIFICATION_TYPE_ALERT,
           Ti.App.iOS.USER_NOTIFICATION_TYPE_SOUND,
           Ti.App.iOS.USER_NOTIFICATION_TYPE_BADGE
       ]
   });
    
   var onSuccess = function(e) {
               
       Ti.API.info("TOKEN: " + e.deviceToken);
       alert('Device token is retrieved: ' + e.deviceToken);
       
       // do stuff
   };
    
   var receivePush = function(e) {
       Ti.API.info('Received push: ' + JSON.stringify(e));
   };
    
   var deviceTokenError = function(e) {
       Ti.API.info('Failed to register for push notifications! ' + e.error);
   };