Update permissions and groups

billard/templates/billard/base.html

@@ -29,7 +29,9 @@
             <div id="navbar" class="collapse navbar-collapse">
                 <ul class="nav navbar-nav">
                     <li class="{% ifequal request.path '/billard/' %}active{% endifequal %}"><a href="{% url "carom_index" %}">Tische</a></li>
+{% if perms.billard.change_accounting %}
                     <li class="{% ifequal request.path '/billard/accounting' %}active{% endifequal %}"><a href="{% url "accounting" %}">Abrechnung</a></li>
+{% endif %}
 {% if user.is_superuser %}
                     <li class="{% ifequal request.path '/logout/' %}active{% endifequal %}"><a href="/admin/">Administration</a></li>
 {% endif %}