update doc
Merge pull request #101 from RubyLouvre/master

merge from RubyLouvre/onionui
merge
增加dropdown的例子
update datepicker
Merge pull request #102 from RubyLouvre/master

merge from RubyLouvre/onionui
reset ex6
merge
Merge pull request #356 from ilife5/master

增加dropdown例子以及修正由ms-if导致的事件冒泡无法获取正确的节点问题