better integration of svx file DatIssues

templates/svxfile.html

@@ -38,7 +38,11 @@ $(document).ready(function()
 {% endblock %}
 
 {% block content %}
+{% if warning %}
+<h1 style="color: red">Survex Template - will save as file '{{ title }}.svx'</h1>
+{% else %}
 <h1>Survex File: {{ title }}</h1>
+{% endif %}
 
 {% if svxincludes %}
     <p><b>Included files:</b>