ports/181843: cad/irsim update and take maintainership

[edwin at FreeBSD.org]

Synopsis: cad/irsim update and take maintainership

Responsible-Changed-From-To: freebsd-ports-bugs->wg
Responsible-Changed-By: edwin
Responsible-Changed-When: Thu Sep 5 17:00:08 UTC 2013
Responsible-Changed-Why: 
wg@ wants this submitter's PRs (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=181843