Changed admin view to only site managers.

Author: maubreville

exact/exact/base/templates/base/base.html

@@ -98,7 +98,7 @@
 						<a class="dropdown-item" href="{% url 'administration:plugins' %}">Plugins</a>
 						{% endif %}
 						<a class="dropdown-item" href="{% url 'administration:storage' %}">Storage</a>
-						{% if request.user.is_superuser and request.user.is_staff %}
+						{% if request.user.is_superuser and request.user.prefs.is_site_admin %}
 						<a class="dropdown-item" href="{% url 'administration:user_management' %}">User Management</a>
 						{% endif %}
 					</div>