基于 gopkg.in/freshcn/redis.v5 添加了轮询机制下具有节点剔除功能的redis.v5 详见NewRing() Example
A packager used to generate stub codes(the mininum declaration source codes for packages) that should be shipped along with the binary-only-package distribution, that allow using the static link library(.a) without complete library source in other packages.