Change to automatically handle acks of queues expecting rpc responses.
If the no_ack flag is False, the task resource is not removed from rabbitmq because the ack of the response message is not processed. The reason why explicit ack was not used is that there is no queue waiting for the ack of response.
Coverage: 88.862%. Remained the same when pulling 8c2d0981b5decdc82e6c0122c1c13b029896877e on tot0rokr:master into 12b6f29d3294a07eccef56e00f87711724edfb79 on mosquito:master.
Change to automatically handle acks of queues expecting rpc responses.
If the no_ack flag is False, the task resource is not removed from rabbitmq because the ack of the response message is not processed. The reason why explicit ack was not used is that there is no queue waiting for the ack of response.