const required = [ 'listen.port',
'webserver.https', 'webserver.hostname', 'webserver.port',
'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password',
const required = [ 'listen.port',
'webserver.https', 'webserver.hostname', 'webserver.port',
'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password',