message: Inserted view controller into right place
diff: [super insertReactSubview:subview atIndex:atIndex];
  UIViewController *viewController = [[UIViewController alloc] init];
  viewController.view = subview;
  - [_tabs addObject:viewController];
  + [_tabs insertObject:viewController atIndex:atIndex];
  }
  - (void)removeReactSubview:(UIView *)subview
  