* Bio::GenBank#to_biosequence is changed to imporve support of sequence output   and data exchange. * Bio::GenBank#date_created is added. It returns Date object.
* Bio::GenBank#to_biosequence is changed to imporve support of sequence output
  and data exchange.
* Bio::GenBank#date_created is added. It returns Date object.

csw/bioruby-phyloxml