Update readme

Author: jeroenheijmans

README.md

@@ -6,7 +6,7 @@ This repository shows a basic Angular CLI application with [the `angular-oauth2-
 
 This demonstrates:
 
-- Use of **the Implicit Flow**
+- Use of **the Implicit Flow**, see [#24 for Code Flow](https://github.com/jeroenheijmans/sample-angular-oauth2-oidc-with-auth-guards/issues/24) support
 - Modules (core, shared, and two feature modules)
 - An auth guard that forces you to login when navigating to protected routes
 - An auth guard that just prevents you from navigating to protected routes
@@ -27,8 +27,8 @@ To use the repository:
 1. Run `npm install` to get the dependencies
 1. Run `ng serve --open` to get it running on [http://localhost:4200](http://localhost:4200)
 
-This connects to the IdentityServer also used in the library's example.
-The **credentials** are user "`max`" and password "`geheim`".
+This connects to the [demo IdentityServer4 instance](https://demo.identityserver.io/) also used in the library's examples.
+The **credentials** and ways of logging in are disclosed on the login page itself (as it's only a demo server).
 
 You could also connect to your own IdentityServer by changing `auth-config.ts`.
 Note that your server must whitelist both `http://localhost:4200/index.html` and `http://localhost:4200/silent-refresh.html` for this to work.