common: remove NDN_CXX_DECL_FINAL/OVERRIDE macros; use C++11 keywords directly

Change-Id: I8a6bc25a17574093addb144e6cdcc21dd24bbce4
Refs: #3599
diff --git a/src/management/nfd-control-parameters.hpp b/src/management/nfd-control-parameters.hpp
index 93b2e41..c5f26d3 100644
--- a/src/management/nfd-control-parameters.hpp
+++ b/src/management/nfd-control-parameters.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2013-2015 Regents of the University of California.
+ * Copyright (c) 2013-2016 Regents of the University of California.
  *
  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
  *
@@ -97,10 +97,10 @@
   wireEncode(EncodingImpl<TAG>& encoder) const;
 
   virtual Block
-  wireEncode() const NDN_CXX_DECL_FINAL;
+  wireEncode() const final;
 
   virtual void
-  wireDecode(const Block& wire) NDN_CXX_DECL_FINAL;
+  wireDecode(const Block& wire) final;
 
 public: // getters & setters