Mask mode: Use mask_add_len in hybrid parent modes. See #837
Mask mode: Use mask_num_qw in hybrid parent modes. See #837
Comment out -DMASK_DEBUG that was accidentally committed.
Mask mode: Various tweaks. See #837
Mask mode fixes. See #837
pass_gen.pl:  added cisco4, and added hooks for cisco8/9 when I find out how to do them
Hybrid-mask:fix mask_add_len
Hybrid Mask: Fix detection of missing ?w when mask was not
truncated. See #837.
Mask mode: Do not allow ?w unless running hybrid/stacked.