irc.jquery.com: Add inactive channels section in sidebar

Author: scottgonzalez

themes/irc.jquery.org/sidebar.php

@@ -9,12 +9,14 @@
 			<li><a href="/%23jquery-dev/">#jquery-dev</a></li>
 			<li><a href="/%23jquery-infrastructure/">#jquery-infrastructure</a></li>
 			<li><a href="/%23jquery-meeting/">#jquery-meeting</a></li>
-			<li><a href="/%23jquerymobile-dev/">#jquerymobile-dev</a>
-				(inactive; moved to #jqueryui-dev)
-			</li>
 			<li><a href="/%23jqueryui-dev/">#jqueryui-dev</a></li>
 			<li><a href="/%23pep/">#pep</a></li>
 		</ul>
+
+		<h4>Inactive Channels</h4>
+		<ul>
+			<li><a href="/%23jquerymobile-dev/">#jquerymobile-dev</a></li>
+		</ul>
 	</aside>
 </div>