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diff --git a/src/third_party/boost-1.60.0/boost/thread/concurrent_queues/queue_adaptor.hpp b/src/third_party/boost-1.60.0/boost/thread/concurrent_queues/queue_adaptor.hpp
new file mode 100644
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+++ b/src/third_party/boost-1.60.0/boost/thread/concurrent_queues/queue_adaptor.hpp
@@ -0,0 +1,209 @@
+#ifndef BOOST_THREAD_QUEUE_ADAPTOR_HPP
+#define BOOST_THREAD_QUEUE_ADAPTOR_HPP
+
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Vicente J. Botet Escriba 2014. 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)
+//
+// See http://www.boost.org/libs/thread for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#include <boost/thread/detail/config.hpp>
+#include <boost/thread/detail/move.hpp>
+#include <boost/thread/concurrent_queues/queue_op_status.hpp>
+#include <boost/thread/concurrent_queues/queue_base.hpp>
+
+#include <boost/config/abi_prefix.hpp>
+
+namespace boost
+{
+namespace concurrent
+{
+namespace detail
+{
+
+  template <typename Queue>
+  class queue_adaptor_copyable_only :
+    public boost::queue_base<typename Queue::value_type, typename Queue::size_type>
+  {
+      Queue queue;
+  public:
+    typedef typename Queue::value_type value_type;
+    typedef typename Queue::size_type size_type;
+
+    // Constructors/Assignment/Destructors
+    queue_adaptor_copyable_only()  {}
+
+    // Observers
+    bool empty() const  { return queue.empty(); }
+    bool full() const { return queue.full(); }
+    size_type size() const { return queue.size(); }
+    bool closed() const { return queue.closed(); }
+
+    // Modifiers
+    void close() { queue.close(); }
+
+    void push(const value_type& x) { queue.push(x); }
+
+    void pull(value_type& x) { queue.pull(x); };
+    value_type pull() { return queue.pull(); }
+
+    queue_op_status try_push(const value_type& x) { return queue.try_push(x); }
+    queue_op_status try_pull(value_type& x)  { return queue.try_pull(x); }
+
+    queue_op_status nonblocking_push(const value_type& x) { return queue.nonblocking_push(x); }
+    queue_op_status nonblocking_pull(value_type& x)  { return queue.nonblocking_pull(x); }
+
+    queue_op_status wait_push(const value_type& x) { return queue.wait_push(x); }
+    queue_op_status wait_pull(value_type& x) { return queue.wait_pull(x); }
+
+  };
+  template <typename Queue>
+  class queue_adaptor_movable_only :
+    public boost::queue_base<typename Queue::value_type, typename Queue::size_type>
+  {
+      Queue queue;
+  public:
+    typedef typename Queue::value_type value_type;
+    typedef typename Queue::size_type size_type;
+
+    // Constructors/Assignment/Destructors
+
+    queue_adaptor_movable_only()  {}
+
+    // Observers
+    bool empty() const  { return queue.empty(); }
+    bool full() const { return queue.full(); }
+    size_type size() const { return queue.size(); }
+    bool closed() const { return queue.closed(); }
+
+    // Modifiers
+    void close() { queue.close(); }
+
+
+    void pull(value_type& x) { queue.pull(x); };
+    // enable_if is_nothrow_copy_movable<value_type>
+    value_type pull() { return queue.pull(); }
+
+    queue_op_status try_pull(value_type& x)  { return queue.try_pull(x); }
+
+    queue_op_status nonblocking_pull(value_type& x)  { return queue.nonblocking_pull(x); }
+
+    queue_op_status wait_pull(value_type& x) { return queue.wait_pull(x); }
+
+    void push(BOOST_THREAD_RV_REF(value_type) x) { queue.push(boost::move(x)); }
+    queue_op_status try_push(BOOST_THREAD_RV_REF(value_type) x) { return queue.try_push(boost::move(x)); }
+    queue_op_status nonblocking_push(BOOST_THREAD_RV_REF(value_type) x) { return queue.nonblocking_push(boost::move(x)); }
+    queue_op_status wait_push(BOOST_THREAD_RV_REF(value_type) x) { return queue.wait_push(boost::move(x)); }
+  };
+
+  template <typename Queue>
+  class queue_adaptor_copyable_and_movable :
+    public boost::queue_base<typename Queue::value_type, typename Queue::size_type>
+  {
+      Queue queue;
+  public:
+    typedef typename Queue::value_type value_type;
+    typedef typename Queue::size_type size_type;
+
+    // Constructors/Assignment/Destructors
+
+    queue_adaptor_copyable_and_movable()  {}
+
+    // Observers
+    bool empty() const  { return queue.empty(); }
+    bool full() const { return queue.full(); }
+    size_type size() const { return queue.size(); }
+    bool closed() const { return queue.closed(); }
+
+    // Modifiers
+    void close() { queue.close(); }
+
+
+    void push(const value_type& x) { queue.push(x); }
+
+    void pull(value_type& x) { queue.pull(x); };
+    // enable_if is_nothrow_copy_movable<value_type>
+    value_type pull() { return queue.pull(); }
+
+    queue_op_status try_push(const value_type& x) { return queue.try_push(x); }
+    queue_op_status try_pull(value_type& x)  { return queue.try_pull(x); }
+
+    queue_op_status nonblocking_push(const value_type& x) { return queue.nonblocking_push(x); }
+    queue_op_status nonblocking_pull(value_type& x)  { return queue.nonblocking_pull(x); }
+
+    queue_op_status wait_push(const value_type& x) { return queue.wait_push(x); }
+    queue_op_status wait_pull(value_type& x) { return queue.wait_pull(x); }
+
+    void push(BOOST_THREAD_RV_REF(value_type) x) { queue.push(boost::move(x)); }
+    queue_op_status try_push(BOOST_THREAD_RV_REF(value_type) x) { return queue.try_push(boost::move(x)); }
+    queue_op_status nonblocking_push(BOOST_THREAD_RV_REF(value_type) x) { return queue.nonblocking_push(boost::move(x)); }
+    queue_op_status wait_push(BOOST_THREAD_RV_REF(value_type) x) { return queue.wait_push(boost::move(x)); }
+  };
+
+
+  template <class Q, class T,
+#if ! defined  BOOST_NO_CXX11_RVALUE_REFERENCES
+#if defined __GNUC__ && ! defined __clang__
+#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) || !defined(__GXX_EXPERIMENTAL_CXX0X__)
+          bool Copyable = is_copy_constructible<T>::value,
+          bool Movable = true
+#else
+          bool Copyable = std::is_copy_constructible<T>::value && std::is_copy_assignable<T>::value,
+          bool Movable = std::is_move_constructible<T>::value && std::is_move_assignable<T>::value
+#endif // __GNUC__
+#elif defined _MSC_VER
+#if _MSC_VER < 1700
+          bool Copyable = is_copy_constructible<T>::value,
+          bool Movable = true
+#else
+          bool Copyable = std::is_copy_constructible<T>::value && std::is_copy_assignable<T>::value,
+          bool Movable = std::is_move_constructible<T>::value && std::is_move_assignable<T>::value
+#endif // _MSC_VER
+#else
+          bool Copyable = std::is_copy_constructible<T>::value && std::is_copy_assignable<T>::value,
+          bool Movable = std::is_move_constructible<T>::value && std::is_move_assignable<T>::value
+#endif
+#else
+          bool Copyable = is_copy_constructible<T>::value,
+          bool Movable = has_move_emulation_enabled<T>::value
+#endif
+      >
+  struct queue_adaptor;
+
+  template <class Q, class T>
+  struct queue_adaptor<Q, T, true, true> {
+    typedef queue_adaptor_copyable_and_movable<Q> type;
+  };
+  template <class Q, class T>
+  struct queue_adaptor<Q, T, true, false> {
+    typedef queue_adaptor_copyable_only<Q> type;
+  };
+  template <class Q, class T>
+  struct queue_adaptor<Q, T, false, true> {
+    typedef queue_adaptor_movable_only<Q> type;
+  };
+
+}
+
+  template <typename Queue>
+  class queue_adaptor :
+    public detail::queue_adaptor<Queue, typename Queue::value_type>::type
+  {
+  public:
+      typedef typename Queue::value_type value_type;
+      typedef typename Queue::size_type size_type;
+    // Constructors/Assignment/Destructors
+    virtual ~queue_adaptor() {};
+  };
+}
+using concurrent::queue_adaptor;
+
+}
+
+#include <boost/config/abi_suffix.hpp>
+
+#endif