bitforce_queue: Implement job sanity checks using new "ZqX" for devices using parallelization
bitforce: Turn parallelization into separate logical processors for more details on each, including working with XLink
Re-set work thr_id on share submissions, to ensure the result gets credited to the correct device in case of shared job queues (as in BitForce long boards)
bitforce: Credit hashrate to the correct chip on parallelized devices
Change hashrate display to never display 3 fractional digits, because it looks a bit ugly