Removed old #2652 comment

svn changeset:10418/svn branch:6.2

WebContent/release-notes.html

@@ -497,13 +497,12 @@ it:</p>
 	<li>Mozilla Firefox 3</li>
 	<li>Internet Explorer releases 6, 7, and 8</li>
 	<li>Safari 3 and 4</li>
-	<li>Opera 9.6 and 10</li>
+	<li>Opera 10</li>
 </ul>
 
 <p>The support for browsers follows the support by GWT. The browsers are supported on both
 Windows and Mac, if available. Firefox is supported also on Linux (Opera 10a1 works also
-on Linux though also suffers from <a
-href="http://dev.vaadin.com/ticket/2652">#2652</a>). There may be differences between the
+on Linux). There may be differences between the
 exact versions of the supported browsers that may cause incompatibility with applications
 made with Vaadin.</p>