docs: serving restloom from plain Node, alone or beside other routes

docs/getting-started.md

@@ -31,7 +31,7 @@ const rest = createREST({
 http.createServer(nodeListener(rest, { prefix: '/api' })).listen(3000);
 ```
 
-Every table and view of `app` is now a resource, read-only:
+`nodeListener` comes with the core, so no framework is needed. Every table and view of `app` is now a resource, read-only:
 
 ```sh
 curl -g 'http://localhost:3000/api/todos?select=id,name,owner(name)&status=eq.open'