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diff --git a/3rdParty/Boost/src/boost/property_tree/detail/xml_parser_writer_settings.hpp b/3rdParty/Boost/src/boost/property_tree/detail/xml_parser_writer_settings.hpp
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+++ b/3rdParty/Boost/src/boost/property_tree/detail/xml_parser_writer_settings.hpp
@@ -0,0 +1,62 @@
+// ----------------------------------------------------------------------------
+// Copyright (C) 2002-2007 Marcin Kalicinski
+// Copyright (C) 2007 Alexey Baskakov
+//
+// 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)
+//
+// For more information, see www.boost.org
+// ----------------------------------------------------------------------------
+#ifndef BOOST_PROPERTY_TREE_DETAIL_XML_PARSER_WRITER_SETTINGS_HPP_INCLUDED
+#define BOOST_PROPERTY_TREE_DETAIL_XML_PARSER_WRITER_SETTINGS_HPP_INCLUDED
+
+#include <string>
+#include <boost/property_tree/detail/ptree_utils.hpp>
+
+namespace boost { namespace property_tree { namespace xml_parser
+{
+    
+    // Naively convert narrow string to another character type
+    template<class Ch>
+    std::basic_string<Ch> widen(const char *text)
+    {
+        std::basic_string<Ch> result;
+        while (*text)
+        {
+            result += Ch(*text);
+            ++text;
+        }
+        return result;
+    }
+
+    //! Xml writer settings. The default settings lead to no pretty printing.
+    template<class Ch>
+    class xml_writer_settings
+    {
+    public:
+        xml_writer_settings(Ch inchar = Ch(' '),
+                typename std::basic_string<Ch>::size_type incount = 0,
+                const std::basic_string<Ch> &enc = widen<Ch>("utf-8"))
+            : indent_char(inchar)
+            , indent_count(incount)
+            , encoding(enc)
+        {
+        }
+
+        Ch indent_char;
+        typename std::basic_string<Ch>::size_type indent_count;
+        std::basic_string<Ch> encoding;
+    };
+
+    template <class Ch>
+    xml_writer_settings<Ch> xml_writer_make_settings(Ch indent_char = Ch(' '),
+        typename std::basic_string<Ch>::size_type indent_count = 0,
+        const std::basic_string<Ch> &encoding = widen<Ch>("utf-8"))
+    {
+        return xml_writer_settings<Ch>(indent_char, indent_count, encoding);
+    }
+
+} } }
+
+#endif