message: docs(elements): fixed command that adds the package
  I was using schematics with the `--name` parameter instead of the `--project`, I did both ways before sending and my suspicion about outdated documentation was confirmed
  PR Close
diff: @@ -119,7 +119,7 @@ The recently-developed [custom elements](https://developer.mozilla.org/en-US/doc
  In browsers that support Custom Elements natively, the specification requires developers use ES2015 classes to define Custom Elements - developers can opt-in to this by setting the `target: "es2015"` property in their project's [TypeScript configuration file](/guide/typescript-configuration). As Custom Element and ES2015 support may not be available in all browsers, developers can instead choose to use a polyfill to support older browsers and ES5 code.
  -Use the [Angular CLI](cli) to automatically set up your project with the correct polyfill: `ng add @angular/elements --name=*your_project_name*`.
  +Use the [Angular CLI](cli) to automatically set up your project with the correct polyfill: `ng add @angular/elements --project=*your_project_name*`.
  - For more information about polyfills, see [polyfill documentation](https://www.webcomponents.org/polyfills).
  - For more information about Angular browser support, see [Browser Support](guide/browser-support).
  