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diff --git a/3rdParty/Boost/src/boost/signals2/preprocessed_signal.hpp b/3rdParty/Boost/src/boost/signals2/preprocessed_signal.hpp
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+/*
+  A thread-safe version of Boost.Signals.
+
+  Author: Frank Mori Hess <fmhess@users.sourceforge.net>
+  Begin: 2007-01-23
+*/
+// Copyright Frank Mori Hess 2007-2008
+// Use, modification and
+// distribution is 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)
+
+// For more information, see http://www.boost.org
+
+#ifndef BOOST_SIGNALS2_PREPROCESSED_SIGNAL_HPP
+#define BOOST_SIGNALS2_PREPROCESSED_SIGNAL_HPP
+
+#include <boost/preprocessor/arithmetic.hpp>
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/control/expr_if.hpp>
+#include <boost/preprocessor/iteration.hpp>
+#include <boost/preprocessor/repetition.hpp>
+#include <boost/signals2/detail/preprocessed_arg_type.hpp>
+#include <boost/type_traits/add_reference.hpp>
+
+#define BOOST_PP_ITERATION_LIMITS (0, BOOST_SIGNALS2_MAX_ARGS)
+#define BOOST_PP_FILENAME_1 <boost/signals2/detail/signal_template.hpp>
+#include BOOST_PP_ITERATE()
+
+namespace boost
+{
+  namespace signals2
+  {
+    template<typename Signature,
+      typename Combiner = optional_last_value<typename boost::function_traits<Signature>::result_type>,
+      typename Group = int,
+      typename GroupCompare = std::less<Group>,
+      typename SlotFunction = function<Signature>,
+      typename ExtendedSlotFunction = typename detail::extended_signature<function_traits<Signature>::arity, Signature>::function_type,
+      typename Mutex = mutex >
+    class signal: public detail::signalN<function_traits<Signature>::arity,
+      Signature, Combiner, Group, GroupCompare, SlotFunction, ExtendedSlotFunction, Mutex>::type
+    {
+    private:
+      typedef typename detail::signalN<boost::function_traits<Signature>::arity,
+        Signature, Combiner, Group, GroupCompare, SlotFunction, ExtendedSlotFunction, Mutex>::type base_type;
+    public:
+      signal(const Combiner &combiner_arg = Combiner(), const GroupCompare &group_compare = GroupCompare()):
+        base_type(combiner_arg, group_compare)
+      {}
+#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && BOOST_WORKAROUND(BOOST_MSVC, < 1800)
+      signal(signal && other) : base_type(std::move(other)) {}
+      signal & operator=(signal && other) { base_type::operator=(std::move(other)); return *this; }
+#endif
+    };
+  }
+}
+
+#endif // BOOST_SIGNALS2_PREPROCESSED_SIGNAL_HPP