A k-mer serialization package for Golang (library)

 This package provides k-mer serialization methods for the package kmers
 TaxIds of k-mers are optionally saved, while there's no frequency information.
 .
 K-mers (represented in uint64 in RAM ) are serialized in 8-Byte (or less
 Bytes for shorter k-mers in compact format, or much less Bytes for sorted
 k-mers) arrays and optionally compressed in gzip format with extension
 of .unik.