[DOC] Correct documentation, config.json not config.js.
[DOC] Correct documentation, config.json not config.js.

[FOLD] Use config.json not config.js in mac install doc.

xdv/gatewayd,xdv/gatewayd,zealord/gatewayd,whotooktwarden/gatewayd,crazyquark/gatewayd,zealord/gatewayd,Parkjeahwan/awegeeks,Parkjeahwan/awegeeks,crazyquark/gatewayd,whotooktwarden/gatewayd