Merge branch 'disable-voicemail'

* disable-voicemail:
  Allow infinite timeout / disabled voicemail

Allow infinite timeout / disabled voicemail

Use Forward to hand control completely to the target call.  If something ends up
at our voicemail due to error or similar, just hang up.

Strip lidb name

Strip fwd value from form before saving

Merge branch 'rubocop'

* rubocop:
  Additional fixes for rubocop 1.10.1
  Switch to rubocop 0.89.1

Switch to rubocop 0.89.1

This is the rubocop in new Debian stable

Merge branch 'configure-calls-v2'

* configure-calls-v2:
  New configure calls command
  Move more persistence into the repo layer
  Easy DSL for adding XEP-0122 validation to fields
  CustomerFwd uses ValueSemantics, translates old XMPP-SIP URI

New configure calls command

Uses only v2 APIs and sets things up in the new way.