Add boost::icl::interval_map

boost/call_traits.hpp

@@ -0,0 +1,20 @@
+//  (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
+//  Use, modification and distribution are subject to the Boost Software License,
+//  Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt).
+//
+//  See http://www.boost.org/libs/utility for most recent version including documentation.
+
+//  See boost/detail/call_traits.hpp
+//  for full copyright notices.
+
+#ifndef BOOST_CALL_TRAITS_HPP
+#define BOOST_CALL_TRAITS_HPP
+
+#ifndef BOOST_CONFIG_HPP
+#include <boost/config.hpp>
+#endif
+
+#include <boost/detail/call_traits.hpp>
+
+#endif // BOOST_CALL_TRAITS_HPP