no need for Geo API keys anymore

settings-sample.php

@@ -10,8 +10,5 @@ class Settings
 	const DB_ENC = 'utf8mb4';
 	const TEXT_ENC = 'UTF-8';
 	const TIMEZONE = 'Europe/Paris';
-	const MAPBOX_KEY = '';
-	const IGN_FR_KEY = '';
-	const LINZ_KEY = '';
 	const DEBUG = true;
 }