wishlist: blpop

[tarjei]

Hi, thanks for a great lib!

I would love to see support for llen (should be easy) and blpop (a bit harder I think). Blpop could work by just adding a warning if the queue is emtpy and retuning after a sleep() timeout.

[fdubost]

Thank you for your interest in this lib 😃
Feel free to make a pull request 😉