0.7.0

Breaking Changes

• The pika configuration key in [tool.queueio] has been renamed to broker.
• The QUEUEIO_PIKA environment variable has been renamed to QUEUEIO_BROKER.
• Removed Broker.create(queue), in favor of Broker.sync([queue]).
• Removed Broker.delete(queue), without replacement.
• Removed QueueIO.create(queue), in favor of QueueIO.sync([queue]).
• Removed QueueIO.delete(queue), without replacement.

Added

• Added Broker.sync() to back queueio sync.
• Added QueueIO.sync() to back queueio sync.
• Backend ABC with broker() and journal() methods
  that return independent context managers with their own lifecycles.