ports/140273: ports-mgmt/portupgrade-devel chokes on bsdpan pkgs

[Bartosz Stec]

After 'stable' port ports-mgmt//portupgrade was updated to 2.4.7 on nov 
08, this problem hit it too:

--->  Session started at: Tue, 16 Nov 2010 23:58:21 +0100
--->  Skipping 'bsdpan-Mail-SpamAssassin-CompiledRegexps-body_0-1.0' 
because it is held by user (specify -f to force)
--->  Session ended at: Tue, 16 Nov 2010 23:59:38 +0100 (consumed 00:01:16)
/usr/local/lib/ruby/site_ruby/1.8/pkgtools.rb:953:in `initialize': 
ArgumentError (ArgumentError)
         from /usr/local/sbin/portupgrade:1004:in `new'
         from /usr/local/sbin/portupgrade:1004:in `do_upgrade'
         from /usr/local/sbin/portupgrade:814:in `main'
         from /usr/local/sbin/portupgrade:810:in `each'
         from /usr/local/sbin/portupgrade:810:in `main'
         from /usr/local/lib/ruby/1.8/optparse.rb:791:in `initialize'
         from /usr/local/sbin/portupgrade:231:in `new'
         from /usr/local/sbin/portupgrade:231:in `main'
         from /usr/local/sbin/portupgrade:2219

Fix or port downgrade would be much appreciated :)

-- 
Bartosz Stec