     private(set) var albumReferences:[MPhotosItemReference]
     private(set) var photos:[PhotoId:MPhotosItemPhoto]
     private var loading:Bool
+    private let kZero:Int = 0
     
     private init()
     {

import UIKit

class MPhotos
{

        NotificationCenter.default.post(
            name:Notification.photosLoaded,
            object:nil)
        
        deletePictures()
    }
    
    private func asyncCleanResources()
