message: updated file name of angular cli config file
  Since angular v6 the cli config file has changed. This commit fixes this filename change
  See
diff: @@ -28,8 +28,8 @@ ng serve
  Now that the project is set up it must be configured to include the Bootstrap CSS. You have two options:
  - - add styles to .angular-cli.json:
  - - Open the file .angular-cli.json from the root of your project.
  + - add styles to angular.json:
  + - Open the file angular.json from the root of your project.
  - Under the property apps the first item in that array is the default application.
  - There is a property styles which allows external global styles to be applied to your application.
  @@ -43,7 +43,7 @@ Now that the project is set up it must be configured to include the Bootstrap CS
  ],
  ```
  - Note: When you make changes to .angular-cli.json you will need to re-start ng serve to pick up configuration changes.
  + Note: When you make changes to angular.json you will need to re-start ng serve to pick up configuration changes.
  - add styles to index.html:
  - for Bootstrap 3:
  @@ -71,7 +71,7 @@ cd my-app
  If the project has already been created then
  - rename `src/styles.css` to `src/styles.scss`
  -- in `.angular-cli.json` make the following changes
  +- in `angular.json` make the following changes
  ```
  "styles": [
  "styles.css" <-- rename this from .css to .scss
  