message: chore(docs): read me updates
diff: @@ -61,7 +61,7 @@ Or Bootstrap 4
  <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet">
  ```
  To enable bootstrap 4 theme templates in ngx-bootstrap, please read
  -[here](https://github.com/valor-software/ngx-bootstrap/blob/development/docs/getting-started/bootstrap4.md)
  +[here](https://github.com/valor-software/ngx-bootstrap/blob/development/docs/getting-started/bootstrap4.md) .
  ```
  <!-- index.html -->
  