ports/125990: Update description of ports-mgmt/pkg_tree

[linimon at FreeBSD.org]

Old Synopsis: Update description of pkg_tree
New Synopsis: Update description of ports-mgmt/pkg_tree

Responsible-Changed-From-To: freebsd-ports-bugs->edwin
Responsible-Changed-By: linimon
Responsible-Changed-When: Sat Jul 26 22:09:30 UTC 2008
Responsible-Changed-Why: 
Over to maintainer.

http://www.freebsd.org/cgi/query-pr.cgi?pr=125990