2002-01-25  Alasdair Allan <aa@astro.ex.ac.uk>

        * Various bug fixes and minor functionality tweaks

2002-01-13  Alasdair Allan <aa@astro.ex.ac.uk>

        * Release version, all functionality tested and in place.
        
2001-12-22  Alasdair Allan <aa@astro.ex.ac.uk>

        * Original version, not fully functional.

