修正dropdown hover样式
fix  set value
fix value
修复focus blur bug
Merge pull request #13 from RubyLouvre/master

merge from RubyLouvre/onionui
Merge branch 'master' of https://github.com/RubyLouvre/avalon.oniui

Conflicts:
	dropdown/avalon.dropdown.html
merge
Merge pull request #82 from ilife5/master

解决merge问题