Merged in [15329] from rcross@amsl.com:

    Add important dates link to proceedings.  Fixes ietf-tools#2538.
 - Legacy-Id: 15364
Note: SVN reference [15329] has been migrated to Git commit 287bf7d

Author: levkowetz

ietf/templates/meeting/proceedings.html

@@ -40,6 +40,7 @@ <h2 class="anchor-target" id="introduction">Introduction</h2>
         <a href="{% url 'ietf.meeting.views.proceedings_overview' num=meeting.number %}">IETF Overview</a><br>
         <a href="{% url 'ietf.meeting.views.proceedings_progress_report' num=meeting.number %}">Progress Report</a><br>
         <a href="{% url 'ietf.meeting.views.proceedings_attendees' num=meeting.number %}">Attendees</a><br>
+        <a href="{% url 'ietf.meeting.views.important_dates' num=meeting.number %}">Important Dates</a><br>
       </div>
       {% endif %}