ule. (Tobias Schwinger)
        </li>
<li class="listitem">
          April 2, 2007: Added struct adapter. (Joel de Guzman)
        </li>
<li class="listitem">
          May 8, 2007: Added associative struct adapter. (Dan Marsden)
        </li>
<li class="listitem">
          Dec 20, 2007: Removed <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">variant</span></code>
          support. After thorough investigation, I think now that the