DER encoding: added PrintVisitor.
diff --git a/ndn-cpp/util/blob-stream.hpp b/ndn-cpp/util/blob-stream.hpp
index 21a039a..53d7e52 100644
--- a/ndn-cpp/util/blob-stream.hpp
+++ b/ndn-cpp/util/blob-stream.hpp
@@ -1,6 +1,7 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
 /**
  * Copyright (C) 2013 Regents of the University of California.
+ * @author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
  * @author: Jeff Thompson <jefft0@remap.ucla.edu>
  * See COPYING for copyright and distribution information.
  */