KAZOO-3195: add notifications to default crossbar listing
KAZOO-3195: support finding notification

support getting responses back from teletype when previewing
KAZOO-3195: add logging
KAZOO-3195: fetch docs safely

send updates as appropriate

strip pin from vm data
KAZOO-3195: add account db and enabled to api
KAZOO-3195: remove dead code
KAZOO-3195: add spec
KAZOO-3195: spec update
KAZOO-3196: more flexible handling of accept headers
KAZOO-3195: change flag to Preview
Merge pull request #678 from 2600hz/KAZOO-3195

Kazoo 3195