-------------
Released on 03-12-2014.
This is major rewrite of Kuyruk and it is not backwards compatible.
- Added Python 3 support.
- Replaced pika with amqp.
- Fixed multi-threading issues.
- Removed master subcommand.
- Removed scheduler subcommand.
- Removed requeue subcommand.
- Removed manager subcommand.
- Exceptions are not sent to Sentry.
- Failed tasks are not saved to Redis anymore.
- Failed tasks are retried in the same worker.
- Unknown keys in config are now errors.
- Changed some config variable names.
- Worker command takes Kuyruk instance instead of config file.