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diff --git a/3rdParty/Boost/src/boost/spirit/home/lex/reference.hpp b/3rdParty/Boost/src/boost/spirit/home/lex/reference.hpp
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+++ b/3rdParty/Boost/src/boost/spirit/home/lex/reference.hpp
@@ -0,0 +1,85 @@
+//  Copyright (c) 2001-2011 Hartmut Kaiser
+//  Copyright (c) 2001-2011 Joel de Guzman
+// 
+//  Distributed under 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)
+
+#if !defined(BOOST_SPIRIT_LEX_REFERENCE_APR_20_2009_0827AM)
+#define BOOST_SPIRIT_LEX_REFERENCE_APR_20_2009_0827AM
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+#include <boost/spirit/home/lex/meta_compiler.hpp>
+#include <boost/spirit/home/lex/lexer_type.hpp>
+#include <boost/spirit/home/qi/reference.hpp>
+#include <boost/spirit/home/support/info.hpp>
+#include <boost/spirit/home/support/handles_container.hpp>
+#include <boost/ref.hpp>
+
+namespace boost { namespace spirit { namespace lex
+{
+    ///////////////////////////////////////////////////////////////////////////
+    // reference is a lexer that references another lexer (its Subject)
+    // all lexer components are at the same time
+    ///////////////////////////////////////////////////////////////////////////
+    template <typename Subject, typename IdType = unused_type>
+    struct reference; 
+
+    template <typename Subject>
+    struct reference<Subject, unused_type>
+      : qi::reference<Subject>
+      , lexer_type<reference<Subject> >
+    {
+        reference(Subject& subject)
+          : qi::reference<Subject>(subject) {}
+
+        template <typename LexerDef, typename String>
+        void collect(LexerDef& lexdef, String const& state
+          , String const& targetstate) const
+        {
+            this->ref.get().collect(lexdef, state, targetstate);
+        }
+
+        template <typename LexerDef>
+        void add_actions(LexerDef& lexdef) const 
+        {
+            this->ref.get().add_actions(lexdef);
+        }
+    };
+
+    template <typename Subject, typename IdType>
+    struct reference : reference<Subject>
+    {
+        reference(Subject& subject)
+          : reference<Subject>(subject) {}
+
+        IdType id() const 
+        { 
+            return this->ref.get().id(); 
+        }
+        std::size_t unique_id() const 
+        { 
+            return this->ref.get().unique_id(); 
+        }
+        std::size_t state() const 
+        { 
+            return this->ref.get().state(); 
+        }
+    };
+}}}
+
+namespace boost { namespace spirit { namespace traits
+{
+    ///////////////////////////////////////////////////////////////////////////
+    template <typename Subject, typename IdType
+      , typename Attribute, typename Context, typename Iterator>
+    struct handles_container<lex::reference<Subject, IdType>
+          , Attribute, Context, Iterator>
+      : handles_container<
+            typename remove_const<Subject>::type, Attribute, Context, Iterator> 
+    {};
+}}}
+
+#endif