Parameterized year scope in Calendar
update auxhead
update paging
Merge branch 'update-calendar' of git://github.com/RaymondChao/zk into 7.0
Merge branch 'update-window' of git://github.com/huangnoah/zk into 7.0
Merge branch 'update-window' of git://github.com/huangnoah/zk into 7.0
Update Separator
fine tune splitter
rm panel-header-outer and add panel-head, ch icon structure, 
fix panel style in portallayout
Merge branch '7.0' of https://github.com/zkoss/zk into update-panel
fine tune paging
Merge branch '7.0' of github.com:zkoss/zk into 7.0
Merge branch 'update-panel' of git://github.com/huangnoah/zk into 7.0
Merge branch 'update-separator' of git://github.com/RaymondChao/zk into 7.0
delete paging.css.dsp
ch messagebox-icon color
Merge branch '7.0' of https://github.com/zkoss/zk into update-window