add posts and member change, article date is event start or public date

fet2020/templates/members/partials/_member_details.html

@@ -6,6 +6,10 @@
         <img src= "{{member.image.portrait.url}}" style="width:150px;">
     </div>
     <div class="media-object-section main-section padding-bottom-1"">
+        {% if request.user.is_authenticated %}
+            <a href="{% url 'admin:members_member_change' member.id %}">Profil bearbeiten</a>        
+            <hr>
+        {% endif %}
         <h1>{{ member.firstname }} {{ member.surname }}</h1>
         <p>Spitzname: {{ member.nickname }} </br>
         Mailaccount: {{ member.mailaccount }} </br>