Pool: Reset restart state in ACK instead of READY
Pool: Adds callback on_job_ready and inqW_fd is added to the READY payload (Issue celery/celery#1591)
Pool now discards **kwargs
providing api for deinit (worker process shutdown)
Cosmetics for Issue #76
Updates CHANGES.txt
Pool: Safety guards
Should not be here
Adds ApplyResult.correlation_id
Bumps version to 3.3.0.1 and updates CHANGES.txt