- Take maintainership
- rename [files/milter-greylist.sh -> files/milter-greylist.in, pkg-message ->
files/pkg-message.in]
- Bump PORTREVISION
- drop 5.x support
- use SUB_FILES for pkg-message processing
- make use of @dirrmtry in pkg-plist
PR: ports/125657
Approved by: araujo (mentor, implicit)