Refactoring to support better extendability

• Refactor queue processing to support better extendability
• Bulk delete messages to improve performance

Support listening to a dynamic set of queues, using a prefix

• support prefix notation, to listen to a dynamic set of queues
• support configuring message retention and visibility timeout on auto-created queues
• upgrading boto3 to the latest version

Python3 better support and boto version update

• upgrading boto3 to the latest version
• adding boto3 sqs retry limit
• fixing python3 issues
• changing AUTO_ADD_QUEUE to be False by default (you should be explicit when you wish to create SQS queues)

Python3 compatible

This version is the first to support Python3.

v0.97: Merge pull request #12 from cuda-networks/process-queue-command

Process queue Django Command

v0.96

V0.96

v0.95

Improved task retry logging

v0.94

V0.94 incl: group fix

v0.93

Move all log statements to level "debug"

v0.92

Task is removed from group during retry