Add link to external dockapps.

Thanks to Gaël Elégoët for the suggestion.

dockapps/index.php

@@ -114,6 +114,8 @@ Team.  You may download these dockapps at their respective websites.
 	foreach ($categories as $category)
 		echo "<a href=\"?category=$category\">$category</a><br/>\n";
 }?>
+<p/>
+Many other dockapps may be found at <a href="http://www.cs.mun.ca/~gstarkes/wmaker/dockapps/">http://www.cs.mun.ca/~gstarkes/wmaker/dockapps/</a>.
         </td>
       </tr>
     </table>