Update science/chemtool to version 1.6.10

[Ryan Schmidt]

On May 29, 2007, at 08:36, Simon Ruderich wrote:

> I just tried installing chemtool in version 1.6.10 with a modified
> Portfile. It works fine with no errors so it would be nice if you  
> could
> update the Portfile in the subversion repository.
> Here is the patch for the Portfile which worked for me:

Updated! Thanks.

http://trac.macosforge.org/projects/macports/changeset/25723