updated changelog for release

changelog.html

@@ -54,6 +54,11 @@ Upcoming changes</a>
 
 <!-- Record your changes in the trunk here. -->
 <div id="trunk" style="display:none"><!--=TRUNK-BEGIN=-->
+<ul class=image>
+  <li class=>
+</ul>
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+<h3><a name=v1.610>What's new in 1.610</a> (2015/04/19)</h3>
 <ul class=image>
   <li class=bug>
     Since 1.598 overrides of <code>Descriptor.getId</code> were not correctly handled by form binding, breaking at least the CloudBees Templates plugin.
@@ -62,7 +67,6 @@ Upcoming changes</a>
     Archiving of large artifacts. Tar implementation cannot handle files having a size >8GB.
     (<a href="https://issues.jenkins-ci.org/browse/JENKINS-10629">issue 10629</a>)
 </ul>
-</div><!--=TRUNK-END=-->
 <h3><a name=v1.609>What's new in 1.609</a> (2015/04/12)</h3>
 <ul class=image>
   <li class=bug>