Remove debug output
Use bit field for flags
Enable auto_delete & internal for exchange.declare (requires rabbitmq-c >= 0.5.3)
Fix typo [skip ci]
Make exchange fields become boolean
Add tests for consuming and getting from nonexistent queue, #134
Fix tests for bolean exchange fields
Fix tests against new RabbitMQ errors format
Fix flags
Fix AMQPEnvelope::getPriority() doc [skip ci]
Remove todos
Remove dead code
Add support for nested arguments support, closes #124