      
      - Parameter toView: The view to add gestures to.
      - Parameter forMenu: The menu (left or right) you want to add a gesture for. If unspecified, gestures will be added for both sides.
- 
+     
      - Returns: The array of screen edge gestures added to `toView`.
      */
     public class func menuAddScreenEdgePanGesturesToPresent(toView toView: UIView, forMenu:UIRectEdge? = nil) -> [UIScreenEdgePanGestureRecognizer] {

        let appWindowRect = UIApplication.sharedApplication().keyWindow?.bounds ?? UIWindow().bounds
        return appWindowRect
    }

    /**
     The presentation mode of the menu.
     

    /// Draws the `menuAnimationBackgroundColor` behind the status bar. Default is true.
    public static var menuFadeStatusBar = true
    
    /// -Warning: Deprecated. Use `menuAnimationTransformScaleFactor` instead.
    @available(*, deprecated, renamed="menuAnimationTransformScaleFactor")
    public static var menuAnimationShrinkStrength: CGFloat {
        get {
