Bug ZK-1885: IE8 scrollable div (with vflex) and tooltip
Merge branch 'master' of github.com:zkoss/zk
fix zk 1887 detach - reattach component in ViewModel @AfterCompose, fails to initialize bindings
Merge branch 'zkoss/master'
refix/finetune fix of 1877
Bug - ZK-1888: Grid in paging mold doesn't change pages count
Bug fixed: B65-ZK-1889: zul.lang.wpd is always loaded twice with some JS 
http://tracker.zkoss.org/browse/ZK-1889
add comments for B65-ZK-1889
Bug ZK-1893: Failure to configure log handler properties
Bug ZK-1890: Can't subscribe eventqueue in desktop cleanup
Bug fixed B65-ZK-1897: Possible Cross-site Scripting Vulnerability 
http://tracker.zkoss.org/browse/ZK-1897