     }
     
     
+    
     /**
      Method returns the size for item at index path
      

            callback()
        }
    }

    
    
    
}


    //constant that represents the height of the info view in the collection view cell that shows the photos caption and photographer name
    let kCollectionViewCellInfoViewHeight : CGFloat = 76
    
    //constant that represents the height of the picture upload queue image feed collection view cell
    let kPictureUploadCollectionViewCellHeight : CGFloat = 60
    
    //constant that represents the limit of how tall a collection view cell's height can be
