Added dummy backend that uses Python's built-in Queue class, very useful for testing.  Fixes #3.  Thanks, Daniel.
Added dummy backend that uses Python's built-in Queue class, very useful for testing.  Fixes #3.  Thanks, Daniel.

git-svn-id: f64fa2e4ca6c5cfcc461a7d6a64c5f90616ea148@16 0d184f44-dd58-11dd-a893-8d7ce9fbef62

e-loue/queues,jezdez-archive/queues,danner/queues