Selectively removed the agenda and minutes warnings from the meeting materials page, for educational sessions where agenda and minutes aren't expected. Fixes issue ietf-tools#1115.

 - Legacy-Id: 6078

Author: levkowetz

ietf/templates/meeting/group_materials.html

@@ -15,8 +15,8 @@
 	</b>
      </td>
      <td>
-	{% if session.agenda %}<a href="http://www.ietf.org/proceedings/{{meeting_num}}/agenda/{{ session.agenda }}">Agenda</a>{% else %}<span style="background:#ff8888;padding:0 2px;">No agenda received</span> {% endif %}<br/>
-	{% if session.minutes %}<a href="http://www.ietf.org/proceedings/{{ meeting_num }}/minutes/{{ session.minutes }}">Minutes</a>{% else %}No minutes received{% endif %}<br/>
+	{% if session.agenda %}<a href="http://www.ietf.org/proceedings/{{meeting_num}}/agenda/{{ session.agenda }}">Agenda</a>{% else %}{% if show_agenda == "True" %}<span style="background:#ff8888;padding:0 2px;">No agenda received</span> {% endif %}{% endif %}<br/>
+	{% if session.minutes %}<a href="http://www.ietf.org/proceedings/{{ meeting_num }}/minutes/{{ session.minutes }}">Minutes</a>{% else %}{% if show_agenda == "True" %}No minutes received{% endif %}{% endif %}<br/>
 	{% for slide in session.slides %}
 	<a href="http://www.ietf.org/proceedings/{{meeting_num}}/slides/{{ slide.external_url }}">{{ slide.title|clean_whitespace }}</a><br/>
 	{% endfor %}

ietf/templates/meeting/materials.html

@@ -50,6 +50,7 @@ <h1>IETF {{ meeting_num }} Meeting Materials</h1>
 {% load cache %}
 {% cache 900 ietf_meeting_materials meeting_num cache_version %}
 
+{% with "True" as show_agenda %}
 <!-- Plenaries -->
 {% if plenaries %}
     <a name="plenaries"></a>
@@ -73,13 +74,15 @@ <h2 class="ietf-divider">{{ sessions.grouper }}</h2>
 
 <!-- Training Sessions -->
 {% if training %}
+    {% with "False" as show_agenda %}
     <a name="training"></a>
     <h2 class="ietf-divider">Training</h2>
     {% for session in training %}
       {% ifchanged %}
 	 {% include "meeting/group_materials.html" %}
       {% endifchanged %}
     {% endfor %}
+    {% endwith %}
 {% endif %}
 <!-- End of Training Sessions -->
 
@@ -106,6 +109,7 @@ <h2 class="ietf-divider">IRTF</h2>
     {% endfor %}
 {% endif %}
 <!-- End of IRTF Sessions -->
+{% endwith %}
 
 {% endcache %}