ports/180694: science/mol2ps: Update to version 0.4a

[edwin at FreeBSD.org]

Synopsis: science/mol2ps: Update to version 0.4a

Responsible-Changed-From-To: freebsd-ports-bugs->miwi
Responsible-Changed-By: edwin
Responsible-Changed-When: Sat Jul 20 18:11:17 UTC 2013
Responsible-Changed-Why: 
miwi@ wants this submitter's PRs (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=180694