ports/163083: [Maintainer] www/squid31: update to 3.1.18

[miwi at FreeBSD.org]

Synopsis: [Maintainer] www/squid31: update to 3.1.18

Responsible-Changed-From-To: freebsd-ports-bugs->miwi
Responsible-Changed-By: miwi
Responsible-Changed-When: Tue Dec 6 11:53:06 UTC 2011
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=163083