     open var placeholderViews: [UIView] {
         return []
     }
-
+    
     // MARK: - Variables & Functions
     
     private let autoSize = CGSize(width: UITableView.automaticDimension,

    
    fileprivate var needsUpdateView = true
    private static var sizeForKeyDictionary = [String: CGSize]()

    fileprivate func updateViewIfNeeded() {
        if needsUpdateView {
            needsUpdateView = false

    /// Convenience called by init(frame:) and init(coder:). Override in subclasses if required.
    open func commonInit() {
    }
    
    // MARK: - UIView overrides
    
    open override func awakeAfter(using coder: NSCoder) -> Any? {
        guard subviews.isEmpty,
            let nibView = replacedByNibView()
            else { return self }
        nibView.removePlaceholders()
        return nibView
