 - Bugfix: port -u uninstall and port -a upgrade we're working (thanks Yves)  - Bugfix: port deps sometimes improperly reported that there were no deps for a port  - Simplify logic for -u uninstall and -a upgrade, now that we have better    underlying support.
 - Bugfix: port -u uninstall and port -a upgrade we're working (thanks Yves)
 - Bugfix: port deps sometimes improperly reported that there were no deps for a port
 - Simplify logic for -u uninstall and -a upgrade, now that we have better
   underlying support.

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@14126 d073be05-634f-4543-b044-5fe20cf6d1d6

neverpanic/macports-base,macports/macports-base,macports/macports-base,danchr/macports-base,neverpanic/macports-base,danchr/macports-base