统一配置中心
https://github.com/melin/super-diamond
https://github.com/spccold/super-diamond-enhance
https://github.com/knightliao/disconf
https://github.com/hengyunabc/xdiamond
https://github.com/spring-cloud/spring-cloud-config
https://github.com/spring-cloud/spring-cloud-zookeeper
https://github.com/cncduLee/zk-ucc
http://code.taobao.org/p/diamond/src/
https://github.com/Qihoo360/QConf
http://www.infoq.com/cn/articles/weibao-config-service-practice
https://github.com/cfg4j/cfg4j The Cool Guy: Configuration library
https://github.com/Netflix/archaius
https://yahooeng.tumblr.com/post/141920508211/configuration-management-for-distributed-systems
http://tamaya.incubator.apache.org/
https://github.com/apache/incubator-tamaya
https://www.infoq.com/articles/Apache-Tamaya-Configure-Once-Run-Everywhere