dv/redis-semaphore — pull request #27 by sos4nt (2014-11-13 11:04:29+00:00)
Title: Send TIME command to redis connection

This avoids warnings when using [Redis::Namespace](https://github.com/resque/redis-namespace):

> Passing 'time' command to redis as is; blind passthrough has been deprecated and will be removed in redis-namespace 2.0