Remove obsolete HTML file

events/templates/events/detail.html

@@ -1,10 +0,0 @@
-{% extends "base.html" %}
-
-{% block content %}
-	<h2>{{ event.date }} (maximum {{ event.capacity }} mensen)</h2>
-	<ul>
-		{% for regi in event.registration %}
-		{{ regi.user.username }}: {{regi.state}}
-		{% endfor %}
-	</ul>
-{% endblock %}