disable multi query webtvism by default, but allow it to be enabled at the service level

zefie_wtvp_minisrv/user_config.example.json

@@ -49,6 +49,9 @@
 		},
 		"wtv-music": {
 			"disabled": true
+		},
+		"wtv-author": {
+			"enable_multi_query": true
 		}
 	}
 }