:WIP: kmer performance tweaks. created API and imple that uses template parameter to store fixed array length and bit offsets (for 3 bit groups).  testing is next.
:WIP: kmer performance tweaks. created API and imple that uses template parameter to store fixed array length and bit offsets (for 3 bit groups).  testing is next.

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