Merge pull request #117 from shepherdwind/master

velocity修复一些bug
瀑布流组件，适用于容器高度未知的场景
Merge pull request #118 from Exodia/master

改进的瀑布流组件
add waterfallx build
Update gallery/waterfallx/1.0/demo.html
Update gallery/waterfallx/1.0/demo.js
添加帮助文档，修复BUG：在不设置effect时，preAddItems会将数据从后插入
Merge remote-tracking branch 'origin/master'

Conflicts:
	gallery/waterfallx/1.0/demo.js
Merge pull request #119 from Exodia/master

BUG FIXED，添加readme.md文档
添加kissy graph组件
Add KISSY-Offline (improve local-storage)
Add KISSY-Offline (improve local-storage)
Merge pull request #121 from sirzxj/master

 KISSY 离线存储 
Merge branch 'master' of git://github.com/feichang/kissy-gallery
update
update
add ua-extra
try fix #128