搭建自己的docker-registry

参见以下文章：

http://blog.csdn.net/wsscy2004/article/details/26279569

http://knktc.com/2014/08/09/docker-registry-install/

http://blog.csdn.net/u010397369/article/details/42422243

http://17173ops.com/2014/10/13/docker%E5%9F%BA%E7%A1%80%E4%B8%8E%E9%AB%98%E7%BA%A7.shtml#toc2