According to wikipedia https://en.wikipedia.org/wiki/Vidalia_%28software%29 and the vidalia blog https://blog.torproject.org/category/tags/vidalia vidalia is obsolete and no longer maintained. Should be removed from the repo
I have no objections to vidalia getting removed.
A commit references this bug: Author: tobik Date: Sun Oct 21 12:53:23 UTC 2018 New revision: 482670 URL: https://svnweb.freebsd.org/changeset/ports/482670 Log: Deprecate net-mgmt/vidalia Vidalia has been discontinued upstream. PR: 226308 Reported by: rdmyers.42@gmail.com Approved by: Fabian Keil <fk@fabiankeil.de> (maintainer) Changes: head/net-mgmt/vidalia/Makefile