== 0.0.4 2008-12-15

* 2 major enhancement:
  * log-odds ratio matrices can be generated with --nosmooth option
  * safe handling for zero observations or mutations of amino acids

== 0.0.3 2008-12-09

* 2 major enhancement:
  * An option '--cys (-j) 2' added not to distinguish J from C, so 'disulphide bond' environment feature is not prerequisite
  * Masking works for target amino acid, too

== 0.0.2 2008-11-13

* 2 major enhancement:
  * Constrained environment features are properly handled
  * Sane log-odds ratio matrices are produced

== 0.0.1 2008-11-07

* 1 major enhancement:
  * Initial release