If <code>skip_empty_messages</code> is set to True, no emails without a message body will be sent (these should only be successful noop runs with no warnings).
Allowing both of these to be False will result in a lot of email, approximately one per minuteper process. Just setting <code>skip_empty_messages</code> to True will send email per successful push, any sort of warning, or failures.
=== How to force the process to pull/bookmark/convert/push a repo, even if nothing's changed ===