KAZOO-hackathon: add filter/1 to kazoo_bindings
KAZOO-hackathon: fixed bindings filter to do updates/deletes in bulk
KAZOO-hackathon: check that process hasn't bound for events
already (gproc crashes if multiple bindings for the same key occur)
KAZOO-hackathon: Adding modifications to blackhole that include
organizing the the blackhole_util module, the socket callback module,
and adding a new skel module for quickly extending blackhole
KAZOO-hackathon: Adding unbind/3 and unbind/4 to kazoo_bindings to be
able to explicitly remove bindings that were added.
KAZOO-hackathon: Adding ability to unbind from explicitly added events
KAZOO-hackathon: changes for conference events
KAZOO-hackathon: Bug fix for conference participants
KAZOO-hackathon: blackhole whapp now basically a transport for amqp to
the web browser