Ionic 3, Angular 5
https://www.djamware.com/post/5a629d9880aca7059c142976/build-ionic-3-angular-5-and-firebase-simple-chat-app
Angular CLI
https://blog.angular-university.io/getting-started-with-angular-setup-a-development-environment-with-yarn-the-angular-cli-setup-an-ide/
https://blog.angular-university.io/angular-2-router-nested-routes-and-nested-auxiliary-routes-build-a-menu-navigation-system/