ports/171573: UnZip is in FreeBSD Base but many Ports use archivers/unzip

[eadler at FreeBSD.org]

Synopsis: UnZip is in FreeBSD Base but many Ports use archivers/unzip

Responsible-Changed-From-To: freebsd-bugs->portmgr
Responsible-Changed-By: eadler
Responsible-Changed-When: Wed Sep 12 14:53:38 UTC 2012
Responsible-Changed-Why: 
over to pmgr (and fix category)

http://www.freebsd.org/cgi/query-pr.cgi?pr=171573