     
     func startAnimating() {
         
-        label.alpha = 0
         var scrollView = superview as UIScrollView
         var insets = scrollView.contentInset
         

    var previousOffset: CGFloat = 0
    var pullToRefreshAction: (() -> ())
    var label: UILabel = UILabel()
    var activityIndicator: UIActivityIndicatorView
    var loading: Bool = false {
        
        didSet {

//

import UIKit
import QuartzCore

var KVOContext = ""

