At some point in recent releases, "%" no longer matches localhost
in new setups, so specify both.

They fill fail on first install as Dovecot doesn't know about
the new sieve plugins yet.

Users can now feed back ham/spam status into Spamassassin by
moving emails from/to the "Spam" folder. This is implemented
via imap-sieve as detailed in https://wiki2.dovecot.org/HowTo/AntispamWithSieve.

Run 'doveadm purge -A' every few hours. Fixes issue ai3/prod#88.

The smtp 'password' is still the SSO token itself.

Still non-functional as it requires a missing policyd-rate-limit.

"Note that statistics are collected only on backends so stats service
doesn't do anything on directors and proxies."

https://wiki.dovecot.org/Statistics/Old

This reverts commit cbf6fa85.

Signed-off-by: shammash <shammash@autistici.org>

Enable OpenPhish lookups (along with a hourly update cronjob), and the
FromNameSpoof plugin.

The various roles set up cron jobs for specific services
(often split again between frontend and backend), and are
automatically pulled in by the service roles via dependencies.

The default Sieve filter will deliver spam emails to the 'Spam'
folder.

Part of the work on issue #33.

Including the configuration of the sauserprefs Roundcube plugin.

This is part of the work for issue #33.

The old syntax would break in Ansible 2.7.