ports/177256: devel/ace: Update to version 6.1.8

[edwin at FreeBSD.org]

Synopsis: devel/ace: Update to version 6.1.8

Responsible-Changed-From-To: freebsd-ports-bugs->miwi
Responsible-Changed-By: edwin
Responsible-Changed-When: Fri Mar 22 18:41:29 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=177256