Add a menu with tutorial links

Adds the class active on link with current route

Author: brunolm

src/app/tutorials/tutorials.component.html

@@ -1,8 +1,19 @@
-<div class="container-fluid">
+<div class="Tutorials-container container-fluid">
   <fieldset>
     <legend>TutorialsComponent</legend>
-    <div>
-      Tutorials
+    <div class="row">
+      <div class="col-2">
+        <ul class="Tutorials-menu">
+          <li>
+            <a routerLink="/tutorials/input" [routerLinkActive]="'active'">@Input</a>
+          </li>
+        </ul>
+      </div>
+      <div class="col-10">
+        <div class="container-fluid">
+          <router-outlet></router-outlet>
+        </div>
+      </div>
     </div>
   </fieldset>
 </div>