fix for re-DELETE case
KAZOO-2981 properly handle timezones in notify
KAZOO-2981 remove empty lines
3.18: update defaults
KAZOO-2839: updates to match upstream changes
3.16: add a propagation delay
Merge pull request #541 from 2600hz/KAZOO-2981

KAZOO-2981 properly handle timezones in notify
Merge pull request #542 from 2600hz/KAZOO-2839

KAZOO-2839: updates to match upstream changes
KAZOO-2987 make oauth database part of system databases
Merge pull request #543 from 2600hz/KAZOO-2987

KAZOO-2987 make oauth database part of system databases
Merge pull request #544 from 2600hz/pivot_kazoocon

Pivot kazoocon
KAZOO-2987 add oath database to whapps_maintenance and create system databases by default
KAZOO-2987: pull request tweaks (no need to create if known system db)
Merge pull request #545 from 2600hz/KAZOO-2987

KAZOO-2987 add oauth database to whapps_maintenance
3.18: correct remove binding function name and support changes to kamailio registrar
fix pull request issue
Merge pull request #540 from siplabs/KAZOO-2984

KAZOO-2984: fix for re-DELETE case
KAZOO-2989: set fetch timeout to just less than mod_kazoo's fetch timeout
KAZOO-2989: pull fetch timeout from system_config
Merge pull request #546 from 2600hz/pivot_kazoocon

Pivot kazoocon