KAZOO-216: formatting and compiler warnings
KAZOO-216: add konami app for handling in-call DTMF
KAZOO-216: update .app.src
KAZOO-216: remove skel ref
KAZOO-216: add testing to makefile
KAZOO-216: remove unused code
KAZOO-216: add init stage, defaults and config module
KAZOO-216: add a default for numbers
KAZOO-216: add ability to remove media docs with no attachments
KAZOO-216: find the other leg from a couple other channel var sources
KAZOO-216: add metaflow publish/consume
KAZOO-216: check for the metaflow option on a callflow

Checks for the option on the callflow and sends the AMQP payload if metaflow
should be enabled.
KAZOO-216: provide a default metaflow
KAZOO-216: bind for metaflow commands and add a basic handler
KAZOO-216: add required headers, and default to starting metaflows for now
KAZOO-216: formatting and specs cleanup
KAZOO-216: get the call id from a proplist
KAZOO-216: fix encoding of routing key
KAZOO-216: helpful error logging when failing to publish
KAZOO-216: formatting