NEX-2702 want make-smbsrv clean to be more selective
NEX-2666 Nested directory create request inconsistent with Windows behaviour
NEX-2301 zpool destroy assertion failed: vd->vdev_stat.vs_alloc == 0
NEX-2704 smbstat man page needs update
NEX-2705 smbstat output may lie about sat and show only zero for writes/s