Thread: apply patch for #6843.

svn path=/trunk/boost/thread/; revision=83904
Thread: Added Move traits include file.

svn path=/trunk/boost/thread/; revision=83906
Thread: #6966.

svn path=/trunk/libs/thread/; revision=83908
Thread: update history.

svn path=/trunk/libs/thread/; revision=83910
Thread: make unnifor definition of BOOST_PTHREAD_HAS_TIMEDLOCK #8443.

svn path=/trunk/boost/thread/; revision=83948
Thread: add missing joinable in scoped_thread #8451 + construction from F, Args.

svn path=/trunk/boost/thread/; revision=83949
Thread: make invoke/async_tuple/tuple_indices more portable.

svn path=/trunk/boost/thread/; revision=83950
Thread: update changes.

svn path=/trunk/libs/thread/; revision=83951