• update to 2.1.12
• chase update in dovecot2-pigeonhole

while here, do some changes in dovecot2-pigeonhole:

• remove indefinite article from COMMENT
• tab -> scape in pkg-descr:WWW
• remove trailing whitespace in pkg-message
• fix pkg-plist

PR: 174014
Submitted by: Attila Nagy <bra@fsn.hu> (maintainer)
Feature safe: yes