docs: Updating documentation and license boilerplates in all files

Change-Id: I321fb0d85aaddf9150ed496fe03ee0e4dc738761
diff --git a/src/encoding/block.hpp b/src/encoding/block.hpp
index 6777f77..d23e8c8 100644
--- a/src/encoding/block.hpp
+++ b/src/encoding/block.hpp
@@ -1,10 +1,15 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
-/*
- * Copyright (c) 2013, Regents of the University of California
+/**
+ * Copyright (c) 2013-2014,  Regents of the University of California.
+ * All rights reserved.
  *
- * BSD license, See the LICENSE file for more information
+ * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
  *
- * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ * This file licensed under New BSD License.  See COPYING for detailed information about
+ * ndn-cxx library copyright, permissions, and redistribution restrictions.
+ *
+ * @author Alexander Afanasyev <http://lasr.cs.ucla.edu/afanasyev/index.html>
  */
 
 #ifndef NDN_BLOCK_HPP