Update README.md
Merge pull request #17 from BaiduFE/master

sync master
add logo
update README.md
update
Merge pull request #18 from BaiduFE/dev

sync Dev
增加Chassis UI
增加视图插件机制
增加视图插件以及测试用例
Merge pull request #50 from miller/dev

UI以及视图插件