SEC-70: Refactor event publishing.

doc/xdocs/upgrade/upgrade-080-090.html

@@ -46,6 +46,9 @@ applications:
     set this property to false if you would like the anoymous authentication token to be preserved,
     which would be an unusual requirement.<br><br></li>
     
+	<li>Event publishing has been refactored. New event classes have been added, and the location of
+	LoggerListener has changed. See the net.sf.acegisecurity.event package.</li>
+		
     </ul>
 
 </body>