add release date
release 6.5.3
update version to 6.5.4
Bug ZK-1836: Javascript string with </script> escape issue
Bug ZK-1837: Checking the checkbox inside the groupbox should not trigger the onOpen event of Groupbox
Fix ZK-1840
Fix ZK-1840: fine tune
fix zktest build issue
Fix bug ZK-1841: maximum allowed number of desktops is one more then the number set in the max-desktops-per-session element in zk.xml
http://tracker.zkoss.org/browse/ZK-1841