Update to support new redis client API
Update to support new redis client API

https://github.com/fiorix/go-redis/commit/ab111f32f0cec0d7322a80180ca2af7ff8af6097

pocket-playlab/freegeoip,Endika/freegeoip,pocket-playlab/freegeoip,pocket-playlab/freegeoip,Endika/freegeoip,Endika/freegeoip