Idempotency fixes to LetsEncrypt handling.

Encrypt Postgres passwords, and fix change-reporting.

Add directories to allow persistent znc user/modules configuration.

Fix monitoring config for apache/postgresql.

Idempotency/changed-reporting fixes for OpenDMARC tasks.

Workaround bug with enabling SysV init scripts on Jessie.

Update versions in README

Use https for rpsamd key and repository

Only add iptables rules if they don't already exist

Complete rmilter/rspamd setup.

Remove unused variables in jessie

- google_auth_version
- znc_version

bash syntax cleanup

Make OpenDMARC cron job log everything instead of mailing some output to root.

as per discussion in https://github.com/sovereign/sovereign/pull/504

Pass {auth_type} to milters, fixing OpenDKIM signing of authenticated SMTP messages.

DRY in openvpn role and allow other rc.local tasks

Remove obsolete documentation note.

Remove stray + prefix in sudoers file.

Update ownCloud role for ownCloud 8.2

Update ansible in jessie

The ``sudo`` and ``sudo_user`` directives are replaced with ``become``
and ``become_user`` in Ansible 1.9.

Ansible 1.9 or greater is required.

Let's Encrypt support