createAlertForSettingsPanel.swift

//usage
// var alertController = self.createAlertForSettingsPanel("Please, check your settings")
// self.presentViewController(alertController, animated: true, completion: nil)


func createAlertForSettingsPanel(message: String, title: String = "My Title") -> UIAlertController
    {
        let alertController = UIAlertController( title: title, message: message, preferredStyle: .Alert);
        
        let cancelAction = UIAlertAction(title: "Cancel", style: .Cancel, handler: nil)
        alertController.addAction(cancelAction)
        
        let openAction = UIAlertAction(title: "Open Settings", style: .Default) { (action) in
            if let url = NSURL(string:UIApplicationOpenSettingsURLString) {
                UIApplication.sharedApplication().openURL(url)
            }
        }
        alertController.addAction(openAction);
        return alertController;
    }