Update README

- npm can be used instead of ng
- remove deprecated paragraphs

Author: AlexandraBuzila

README.md

@@ -7,24 +7,16 @@ Run `npm ci` to install the necessary dependencies.
 
 ## Development server
 
-Run `ng serve` for a dev server. Navigate to `http://localhost:4200/`. The app will automatically reload if you change any of the source files.
-
-## Code scaffolding
-
-Run `ng generate component component-name` to generate a new component. You can also use `ng generate directive|pipe|service|class|guard|interface|enum|module`.
+Run `npm start` for a dev server. Navigate to `http://localhost:4200/`. The app will automatically reload if you change any of the source files.
 
 ## Build
 
-Run `ng build` to build the project. The build artifacts will be stored in the `dist/` directory. Use the `-prod` flag for a production build.
+Run `npm build` to build the project. The build artifacts will be stored in the `dist/` directory. Use the `-prod` flag for a production build.
 
 ## Running unit tests
 
-Run `ng test` to execute the unit tests via [Karma](https://karma-runner.github.io).
+Run `npm test` to execute the unit tests via [Karma](https://karma-runner.github.io).
 
 ## Running end-to-end tests
 
-Run `ng e2e` to execute the end-to-end tests via [Protractor](http://www.protractortest.org/).
-
-## Further help
-
-To get more help on the Angular CLI use `ng help` or go check out the [Angular CLI README](https://github.com/angular/angular-cli/blob/master/README.md).
+Run `npm e2e` to execute the end-to-end tests via [Protractor](http://www.protractortest.org/).