5.1.44

Changes for 5.1.44

Changes to branch 5.1 after version 5.1.43.

Commits

• KAM26-25: set Referred-By params from authz - by Daniel Finke

  When REFER is challenged and authz'd by Kazoo via AMQP, treat the req

  as if it were a registered endpoint.

  Centralize setting of $xavp(authz) at end of AUTHORIZATION_CHECK.

  (cherry picked from commit 95ef250)

• Update config.yml to use offical2600hz/metapackager:1.0-centos-7 - by Vladimir Hidalgo