简化判断：是否了ms-duplex
Merge pull request #7 from RubyLouvre/master

merge from RubyLouvre
增加合法性检测
修复 avalon.datepicker.ex2.html 的意外改动
Merge branch 'upColorpicker'
Merge pull request #281 from dragonwong/master

update colorpicker; fix avalon.datepicker.ex2.html