[BioRuby] Clustal ALN writer

[Pjotr Prins]

I have created an colorized HTML alignment file with consensus
information and amino acids showing evidence of positive selection
(based on PAML output).

  http://thebird.nl/projects/test_color2.html

I did a write up on the implementation at:

  http://bioruby.open-bio.org/wiki/BIORUBY_ALNCOLOR

Enjoy,

Pj.