• ETCDIR should be chgrp bacula so the configuration files can be be read by scripts.

While here:

• fix creation and deletion of /var/db/bacula to avoid error message on pkg delete and on removal of just the bacula-dir port.
• Change MAINTAINER to @FreeBSD.org address

PR: 196017
Submitted by: timp87@gmail.com
Approved by: mat (mentor)