(June 17th, 2013)
- `rqworker` and `rqinfo` have a `--url` argument to connect to a Redis url.
- `rqworker` and `rqinfo` have a `--socket` option to connect to a Redis server
through a Unix socket.
- `rqworker` reads `SENTRY_DSN` from the environment, unless specifically
provided on the command line.
- `Queue` has a new API that supports paging `get_jobs(3, 7)`, which will
return at most 7 jobs, starting from the 3rd.