* restore only use port if proxy is IPv4 address
broke in this commit 543f52d3dd
* use sip gateway host for DNS lookup of ephemeral gw and only if not an IP address
* add support for registration trunks which result in a set of ephemeral sip gateways to be stored in redis
* wip
* refactor createEphemeralGateways into realtime dbhelpers
* minor
* update eslint
* use outbound proxy for registrations where set
* remove requirement that port can only be set on IP address not host
* switch logging back to debug and remove unused function
* Update regbot.js
* disable options ping on defined errors
* correct sid
* disable reg on error
* fix path
* fixes from testing
* fixes from testing
* lint
* update dbhelpers dep
* remove whitespace in CONFIG strings
* lint
* this seems like a better way of convering and matching status codes
