minor changes

Author: nils4cosee

src/app/app.component.html

@@ -54,6 +54,7 @@ <h1>
     for details.
   </p>
   <p>Author: Nils Knappmeier</p>
+  <p>Source code: <a href="https://github.com/cosee/angular-multiple-elements-example">https://github.com/cosee/angular-multiple-elements-example</a></p>
 </section>
 </body>
 </html>

src/app/components/outside-host-element/outside-host-element.component.ts

@@ -17,5 +17,4 @@ export class OutsideHostElementComponent implements OnInit {
   ngOnInit(): void {
     this.viewContainerRef.createEmbeddedView(this.template);
   }
-
 }

src/app/components/with-host-element/with-host-element.component.ts

@@ -5,11 +5,5 @@ import { Component, OnInit } from '@angular/core';
   templateUrl: './with-host-element.component.html',
   styleUrls: ['./with-host-element.component.css']
 })
-export class WithHostElementComponent implements OnInit {
-
-  constructor() { }
-
-  ngOnInit(): void {
-  }
-
+export class WithHostElementComponent  {
 }