• update to 2.2.12
• cleanup Makefile, (leftovers from copy dovecot e.g PLIST_SUB+= SQL)
• use new OPTIONS syntax
• use explicit username for USERS (instead ${PORTNAME})
• fix pkg-plist (add missing files + sort)

PR: ports/188870
Submitted by: ohauer
Approved by: Nagy Attila <bra@fsn.hu> (maintainer)