The same change (except comment) as of 1.36 => 1.37 in CVS HEAD is made (bug fix: Bio::SPTR#references raises NoMethodError since lib/bio/db/embl/sptr.rb version 1.34).
The same change (except comment) as of 1.36 => 1.37 in CVS HEAD is made
(bug fix: Bio::SPTR#references raises NoMethodError since
lib/bio/db/embl/sptr.rb version 1.34).

csw/bioruby-phyloxml