FIX: restrict bit mask to unsigned integral types only, and return FFF... if number of bits requested covers entire datatype.
FIX: restrict bit mask to unsigned integral types only, and return FFF... if number of bits requested covers entire datatype.

ParBLiSS/kmerind,ParBLiSS/kmerind,ParBLiSS/kmerind,ParBLiSS/kmerind,ParBLiSS/kmerind,ParBLiSS/kmerind