//
// Copyright (c) 2002-2003 Eric Friedman
// Copyright (c) 2002 by Andrei Alexandrescu
-// Copyright (c) 2013-2014 Antony Polukhin
+// Copyright (c) 2013-2019 Antony Polukhin
//
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file