Update README.md

Author: forezp

README.md

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 码农下载：[https://git.oschina.net/forezp/SpringCloudLearning](https://git.oschina.net/forezp/SpringCloudLearning)
 github下载：[https://github.com/forezp/SpringCloudLearning](https://github.com/forezp/SpringCloudLearning),记得star哦！
 
+### 欢迎购买我的书《深入理解Spring Cloud与微服务构建》
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+![1.jpg](https://upload-images.jianshu.io/upload_images/2279594-3d9ee1555f555040.jpg?imageMogr2/auto-orient/strip%7CimageView2/2/w/300)
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 #### CSDN专栏汇总：[史上最简单的 SpringCloud 教程](http://blog.csdn.net/forezp/article/details/70148833)
 
 ### 《史上最简单的 SpringCloud 教程》系列：