rg/trac/boost/ticket/6191" target="_top">#6191</a>,
            <a href="https://svn.boost.org/trac/boost/ticket/5982" target="_top">#5982</a>,
            <a href="https://svn.boost.org/trac/boost/ticket/6130" target="_top">#6130</a>,
            <a href="https://svn.boost.org/trac/boost/ticket/6234" target="_top">#6234</a>,
            <a href="https://svn.boost.org/trac/boost/ticket/6307" target="_top">#6307</a>,
            <a href="https://svn.boost.org/trac/boost/ticket/6192" target="_top">#6192</a>.
