registry with multiple portfiles

[db]

On 17 Jul 2017, at 10:38, Joshua Root <jmr at macports.org> wrote:
> Don't delete anything from the database, its contents are correct (and have been the whole time). You can delete the portfiles that are in a directory named after a port (or version of a port) that is not installed. Those should have been deleted on uninstall.

Yeah, sorry, the directories. Still I don't get how your commit should fix this from happening.