refixed bug ZK-1227: NumberInputElement.formatNumber() should use dt.applyLocalizedPattern() instead of dt.applyPattern()
(cherry picked from commit 5d757a8d30a5aad9c1f760f003020db3a1033759)
update to ZK 6.5.1 version
Bug ZK-1348: First child tree node can't unfold sometimes
Merge branch '6.0'
  ZK-1348: First child tree node can't unfold sometimes
Bug ZK-1350: Listbox multiple choice demo example does not work
minor update
fix orientationchange bug in android
Merge remote-tracking branch 'VincentJian/master'
Modify categorybar for tablet.
Arrow buttons remove "onMouseOver" behavior, change to "onClick".
Let arrow buttons bigger for better UX
Merge remote-tracking branch 'MontyPan/tablet-sandbox'
fine tune
fine tune for performance
testcase
Bug ZK-1356: Spinner doesn't update it's value in ipad
http://tracker.zkoss.org/browse/ZK-1356
Merge remote-tracking branch 'VincentJian/master'
Feature ZK-1351: Messagebox with no button
Bug ZK-1357: Popupmenu doesn't show up when listening to onClick
http://tracker.zkoss.org/browse/ZK-1357
Merge remote-tracking branch 'VincentJian/master'
Bug ZK-1341: Datebox in zh_TW locale with 'Long + Medium' format failed to assign correct value
http://tracker.zkoss.org/browse/ZK-1341
Merge branch '6.0'

Conflicts:
	zktest/src/archive/test2/config.properties