numerous supervisor upgrades

templates/user_score_header.html

@@ -1,5 +1,6 @@
 
 {% if view_all_results %}
+
     <div class="alert alert-info" role="alert">
         Exam state:
 
@@ -24,6 +25,15 @@
         <div class="alert alert-info" role="alert">Results are not currently published. You can see your own answers below.</a></div>
     {% endif %}
 {% endif %}
+
+{% if supervisor %}
+    <div class="alert alert-info" role="alert">Viewing results as a <a href='{% url "generic:supervisor_overview" supervisor.supervisor.pk %}'>supervisor</a>.</div>
+{% endif %}
 <h2>Exam: {{ exam }}</h2>
 <h3>Candidate: {{ cid|default_if_none:request.user.username }}</h3>
+{% if exam.results_supervisor_visible %} 
+    Exam results are visible to supervisor.<br/>
+{% else %}
+    Share results with supervisor: {{cid_user_exam.share_with_supervisor}}<br/>
+{% endif %}
 Answers: