update changelog

changelog.html

@@ -71,7 +71,9 @@ Upcoming changes</a>
     Various configuration pages are getting the "apply" button.
   <li class="rfe">
     Avoid post-build depoy to Maven repository in release build
-    (<a href="https://issues.jenkins-ci.org/browse/JENKINS-12397">issue 12397</a>)    
+    (<a href="https://issues.jenkins-ci.org/browse/JENKINS-12397">issue 12397</a>)   
+  <li class=rfe>
+    Jenkins no longer failes to start if plugins have cyclic dependencies, but deactivates these plugins.
 </ul>
 </div><!--=TRUNK-END=-->