             }
         }
         
-        print("finalizeCollectionViewUpdates: \(CFAbsoluteTimeGetCurrent() - start)")
+        if ENABLE_LOGS { print("finalizeCollectionViewUpdates: \(CFAbsoluteTimeGetCurrent() - start)") }
     }
 }
 

//

import Foundation

class MessagesFlowLayout : UICollectionViewLayout {
    

                deletedIndexPaths.append(update.indexPathBeforeUpdate)
            }
        }
        if ENABLE_LOGS { print("prepareForCollectionViewUpdates: \(CFAbsoluteTimeGetCurrent() - start)") }
    }

    override func layoutAttributesForItemAtIndexPath(indexPath: NSIndexPath) -> UICollectionViewLayoutAttributes? {
