ports/147242: ports-mgmt/portupgrade incorrectly remove old port when new one fails to compile

[pgollucci at FreeBSD.org]

Synopsis: ports-mgmt/portupgrade incorrectly remove old port when new one fails to compile

Responsible-Changed-From-To: pgollucci->freebsd-ports-bugs
Responsible-Changed-By: pgollucci
Responsible-Changed-When: Fri Sep 24 06:23:27 UTC 2010
Responsible-Changed-Why: 
going to have enotime for the next 2 weeks, sorry

http://www.freebsd.org/cgi/query-pr.cgi?pr=147242