增加1.0b完整代码位置的说明，主干代码因为迭代需要，将发生不兼容性修改。

README.md

@@ -76,6 +76,9 @@ SkyWalking: Large-Scale Distributed Systems Tracing Infrastructure, 是一个对
 ![应用列表展现](http://wu-sheng.github.io/sky-walking/sample-code/screenshoot/1.0b/typicalAnalysisResult.png)
 
 # Quick Start
+- master分支正在进行1.0-Final迭代。1.0b的完整代码，请参见 [1.0-beta-tag](https://github.com/wu-sheng/sky-walking/tree/1.0-beta)
+- Developing of version 1.0-Final on branch Master. The source code of version [1.0-beta-tag](https://github.com/wu-sheng/sky-walking/tree/1.0-beta)
+
 ## 编译与部署 / Build and deploy
 - 服务端发布版本[下载](https://github.com/wu-sheng/sky-walking/releases)  (.tar.gz)
 - Download Server release version. [Download](https://github.com/wu-sheng/sky-walking/releases)  (.tar.gz)