merlin.cfg: Reorder sections.

Signed-off-by: Martin Stone <martin@d7415.co.uk>
merlin.cfg: Add Twilio.

Signed-off-by: Martin Stone <martin@d7415.co.uk>
Core/maps: Add Twilio smsmode.

Signed-off-by: Martin Stone <martin@d7415.co.uk>
!sms: Add Twilio.

Signed-off-by: Martin Stone <martin@d7415.co.uk>
merlin.cfg: Add Twilio "warn" setting, reduce default timeout to 10 seconds.
Signed-off-by: Martin Stone <martin@d7415.co.uk>
(cherry picked from commit 27eb5310ded48e6d15cc99875130e3a9e0df624e)
!sms: One more chunk to allow Twilio smsmode.

Signed-off-by: Martin Stone <martin@d7415.co.uk>
(cherry picked from commit 40a77278f3f2f563a991c3f83713c6c490515897)
!call: New module to call users using Twilio.

Signed-off-by: Martin Stone <martin@d7415.co.uk>
(cherry picked from commit b7443618a82044608df502c00d01180edf60cb87)
README.md: Add Twilio information.

Signed-off-by: Martin Stone <martin@d7415.co.uk>