SystemInformation: query memory size, CPU count, and CPU speed on BSD
SystemInformation: query memory size, CPU count, and CPU speed on BSD

Change-Id: I9d9ed23708dbc1388a04f17cbb9bb88ee6feae30

chuckatkins/KWSys,chuckatkins/KWSys,chuckatkins/KWSys,chuckatkins/KWSys