参考《SpringCloud参考指南》编写的项目（地址：http://git.oschina.net/itmuch/spring-cloud-study）重新编写。服务端为图书馆书本crud操作。扩展增加hikariCP，swagger，zuul filter，config server（SVN）以及JWT（java web token）等功能。未来计划：1.去除eureka，改用zookeeper作为服务注册中心
ZBUS=MQ+RPC, an extremely light-weighted(~300K) Service Bus focus on Message Queue, Remote Procedure Call, HTTP MicroService, capable of tackling DMZ network constrains, with multiple languages(Java/C#/C/Python/Javascript) support.
