Bugfix in grid model path

spatial/templates/spatial/index.html

@@ -31,7 +31,7 @@
     {% if available_grid_models|length > 0 %}
     <ul>
         {% for model in available_grid_models %}
-        <li><a href="gridmap/{{model.model_id}}">{{ model.model_name }}</a></li>
+        <li><a href="gridmap/{{model.model_id}}/">{{ model.model_name }}</a></li>
         {% endfor %}
     </ul>
     {% else %}