updated changelog for release

changelog.html

@@ -61,13 +61,15 @@ Upcoming changes</a>
 
 <!-- these changes are controlled by the release process. DO NOT MODIFY -->
 <div id="rc" style="display:none;"><!--=BEGIN=-->
-<h3><a name=v1.508>What's new in 1.508</a> <!--=DATE=--></h3>
+<h3><a name=v1.509>What's new in 1.509</a> <!--=DATE=--></h3>
+<!--=RC-CHANGES=-->
+</div><!--=END=-->
+<h3><a name=v1.508>What's new in 1.508</a> (2013/03/25)</h3>
 <ul class=image>
   <li class='major bug'>
     Fixing a regression in 1.507 that causes a failure to load matrix jobs.
     (<a href="https://issues.jenkins-ci.org/browse/JENKINS-17337">issue 17337</a>)
 </ul>
-</div><!--=END=-->
 <h3><a name=v1.507>What's new in 1.507</a> (2013/03/24)</h3>
 <ul class=image>
   <li class=rfe>