• mimedefang.pl: Correctly use "$mon" rather than "$min" to generate quarantine file names
• mimedefang-multiplexor: Make "workerinfo nnn" show how long ago the last state change was for a given worker

Changelog: https://www.mimedefang.org/node/71

The ports update also

• Use post-install targets for DOCS and EXAMPLES
• Order Makefile vars (suggested by portclippy)
• Use secured URL in pkg-descr
• Order pkg-plist

Submitted by Mikhail Tsatsenko <m.tsatsenko@gmail.com> (maintainer) in PR252718, with modifications by me.

Tested on Poudriere (amd64, i386). 'portlint -AC' is happy.