Handle link added und Profile page fixed

src/app/components/feed/postlist/postlist.component.html

@@ -2,7 +2,7 @@
   <div class="itemhead">
     <div class="usertag">
       <span class="title">{{post.author.name}}</span>
-      <span class="handle"><a href="#">@{{post.author.handle}}</a></span>
+      <span class="handle"><a href="profile/{{post.author.id}}">@{{post.author.handle}}</a></span>
     </div>
     <span class="date">{{post.date}}</span>
   </div>

src/app/components/profile/profile.component.html

@@ -27,7 +27,7 @@
             <p>There are different levels you can reach through green behaviour.
                 Collect 100 points to level up! The levels are called: 
             </p>
-            <ol>
+            <ol start="0">
                 <li *ngFor= "let level of levellist.levels">
                     {{level.name}}
                 </li>