Modern redis servers return 1 instead of 'OK'.  Check for both.
Modern redis servers return 1 instead of 'OK'.  Check for both.

git-svn-id: f64fa2e4ca6c5cfcc461a7d6a64c5f90616ea148@26 0d184f44-dd58-11dd-a893-8d7ce9fbef62

jezdez-archive/queues,danner/queues