KAZOO-3012: remove old module
KAZOO-3012: refactor loading/merging of autoload modules

introduce config module for fetching system_configs

deprecate cb_*_resources endpoint modules

add cb_resources as default module
KAZOO-3012: fix module name
KAZOO-3012: refactor clauses and fix type error
KAZOO-3012: listen for doc changes to notifications to flush cache
KAZOO-3012: check whether the request is for global or local resources
KAZOO-3012: update types and docs
KAZOO-3012: add flush options to maintenance and config
Merge pull request #676 from 2600hz/KAZOO-3012

Kazoo 3012