Support <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">array</span></code> and <code class="computeroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">tuple</span></code>
          when available.
        </li>
<li class="listitem">
          Add deprecation warning to the long deprecated <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span