Change Header of ASImageNode+Private

Author: maicki

AsyncDisplayKit/Private/ASImageNode+Private.h

@@ -2,8 +2,10 @@
 //  ASImageNode+Private.h
 //  AsyncDisplayKit
 //
-//  Created by Michael Schneider on 12/3/16.
-//  Copyright © 2016 Facebook. All rights reserved.
+//  Copyright (c) 2014-present, Facebook, Inc.  All rights reserved.
+//  This source code is licensed under the BSD-style license found in the
+//  LICENSE file in the root directory of this source tree. An additional grant
+//  of patent rights can be found in the PATENTS file in the same directory.
 //
 
 #pragma mark - ASImageNode