             completion()
         }, failure: { error in
             print("AllStopsTableViewController.retryNetwork error:", error)
+            completion()
         })
     }
 

    var unwindAllStopsTVCDelegate: UnwindAllStopsTVCDelegate?
    var height: CGFloat?
    var currentChar: Character?

    override func viewWillLayoutSubviews() {
        if let y = navigationController?.navigationBar.frame.maxY {


    func emptyDataSet(_ scrollView: UIScrollView!, didTap didTapButton: UIButton!) {
        setUpActivityIndicator()
        tableView.reloadData()
        activityIndicator?.startAnimating()
        retryNetwork { () -> Void in
            self.activityIndicator?.stopAnimating()
            self.activityIndicator = nil
            self.setUpTableOnRetry()
        }
    }

