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diff --git a/src/third_party/boost-1.56.0/boost/archive/iterators/binary_from_base64.hpp b/src/third_party/boost-1.56.0/boost/archive/iterators/binary_from_base64.hpp
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--- a/src/third_party/boost-1.56.0/boost/archive/iterators/binary_from_base64.hpp
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-#ifndef BOOST_ARCHIVE_ITERATORS_BINARY_FROM_BASE64_HPP
-#define BOOST_ARCHIVE_ITERATORS_BINARY_FROM_BASE64_HPP
-
-// MS compatible compilers support #pragma once
-#if defined(_MSC_VER)
-# pragma once
-#endif
-
-/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
-// binary_from_base64.hpp
-
-// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
-// 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)
-
-// See http://www.boost.org for updates, documentation, and revision history.
-
-#include <boost/assert.hpp>
-
-#include <boost/serialization/throw_exception.hpp>
-#include <boost/serialization/pfto.hpp>
-#include <boost/static_assert.hpp>
-
-#include <boost/iterator/transform_iterator.hpp>
-#include <boost/archive/iterators/dataflow_exception.hpp>
-
-namespace boost {
-namespace archive {
-namespace iterators {
-
-/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
-// convert base64 characters to binary data
-
-namespace detail {
-
-template<class CharType>
-struct to_6_bit {
- typedef CharType result_type;
- CharType operator()(CharType t) const{
- const signed char lookup_table[] = {
- -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
- -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
- -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,
- 52,53,54,55,56,57,58,59,60,61,-1,-1,-1, 0,-1,-1, // render '=' as 0
- -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,
- 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,
- -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,
- 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1
- };
- // metrowerks trips this assertion - how come?
- #if ! defined(__MWERKS__)
- BOOST_STATIC_ASSERT(128 == sizeof(lookup_table));
- #endif
- signed char value = -1;
- if((unsigned)t <= 127)
- value = lookup_table[(unsigned)t];
- if(-1 == value)
- boost::serialization::throw_exception(
- dataflow_exception(dataflow_exception::invalid_base64_character)
- );
- return value;
- }
-};
-
-} // namespace detail
-
-// note: what we would like to do is
-// template<class Base, class CharType = typename Base::value_type>
-// typedef transform_iterator<
-// from_6_bit<CharType>,
-// transform_width<Base, 6, sizeof(Base::value_type) * 8, CharType>
-// > base64_from_binary;
-// but C++ won't accept this. Rather than using a "type generator" and
-// using a different syntax, make a derivation which should be equivalent.
-//
-// Another issue addressed here is that the transform_iterator doesn't have
-// a templated constructor. This makes it incompatible with the dataflow
-// ideal. This is also addressed here.
-
-template<
- class Base,
- class CharType = typename boost::iterator_value<Base>::type
->
-class binary_from_base64 : public
- transform_iterator<
- detail::to_6_bit<CharType>,
- Base
- >
-{
- friend class boost::iterator_core_access;
- typedef transform_iterator<
- detail::to_6_bit<CharType>,
- Base
- > super_t;
-public:
- // make composible buy using templated constructor
- template<class T>
- binary_from_base64(BOOST_PFTO_WRAPPER(T) start) :
- super_t(
- Base(BOOST_MAKE_PFTO_WRAPPER(static_cast< T >(start))),
- detail::to_6_bit<CharType>()
- )
- {}
- // intel 7.1 doesn't like default copy constructor
- binary_from_base64(const binary_from_base64 & rhs) :
- super_t(
- Base(rhs.base_reference()),
- detail::to_6_bit<CharType>()
- )
- {}
-// binary_from_base64(){};
-};
-
-} // namespace iterators
-} // namespace archive
-} // namespace boost
-
-#endif // BOOST_ARCHIVE_ITERATORS_BINARY_FROM_BASE64_HPP