Merge pull request #309 from shirlyLoveU/master

为smartgrid提供addRow配置接口来添加新行
fix ex bugs
fix ex bugs
Merge pull request #310 from gogoyqj/master

fix scollbar ex bugs && document.body
add collision options for tooltip
Merge branch 'master' of https://github.com/RubyLouvre/avalon.oniui.git
Merge pull request #311 from gogoyqj/master

add collision options for tooltip
Merge pull request #79 from RubyLouvre/master

update oniui