0.8.9.4:

0.8.9.4:
        * Fix bug 304:
        ** combine ASH with ASH-MODx;
        ** declare OFFSET arguments of EXTRACT-ALIEN-VALUE and
           DEPOSIT-ALIEN-VALUE to be unbounded UNSIGNED-BYTE;
        ** COUNT-LOW-ORDER-ZEROS looks through CASTs;
        ** provide modular-version => prototype translation.