d><a href="2.2.1.html">2.2.1</a></td><td>bug fix release</td></tr>
<tr><td>&nbsp;&nbsp;&nbsp;&nbsp;</td><td><a href="2.2.0.html">2.2.0</a></td><td>includes enhanced scripting, Zest and Plug-n-Hack support</td></tr>
<tr><td>&nbsp;&nbsp;&nbsp;&nbsp;</td><td><a href="2.1.0.html">2.1.0</a></td><td>bug fix and minor enhancement release</td></tr>
<tr><td>&nbsp;&nbsp;&nbsp;&nbsp;</td><td><a href="2.0.0.html">2.0.0</a></td><td>includes add-ons marketplace, replaced spider and new Ajax spider, WebSockets, quick star