This PR restores pool mining. Co-authored-by: XfedeX <fedemar568@gmail.com> Reviewed-on: wownero/wownero#446 Co-authored-by: _XxFedexX_ <_xxfedexx_@noreply.gitgud.wownero.nl> Co-committed-by: _XxFedexX_ <_xxfedexx_@noreply.gitgud.wownero.nl>