Remove trailing slashes from message-id URLs

This avoids useless redirects.

Author: petere

pgcommitfest/commitfest/templates/patch.html

@@ -66,16 +66,16 @@
 {%endif%}
 	<dl>
 	{%for t in patch.mailthread_set.all%}
-	 <dt><a href="https://www.postgresql.org/message-id/flat/{{t.messageid}}/">{{t.subject}}</a> <button type="button" class="close close-nofloat" title="Detach this thread" onclick="detachThread({{cf.id}},{{patch.id}},'{{t.messageid}}')">&times;</button></dt>
+	 <dt><a href="https://www.postgresql.org/message-id/flat/{{t.messageid}}">{{t.subject}}</a> <button type="button" class="close close-nofloat" title="Detach this thread" onclick="detachThread({{cf.id}},{{patch.id}},'{{t.messageid}}')">&times;</button></dt>
 	 <dd>
-	  First at <a href="https://www.postgresql.org/message-id/{{t.messageid}}/">{{t.firstmessage}}</a> by {{t.firstauthor|hidemail}}<br/>
-	  Latest at <a href="https://www.postgresql.org/message-id/{{t.latestmsgid}}/">{{t.latestmessage}}</a> by {{t.latestauthor|hidemail}}<br/>
+	  First at <a href="https://www.postgresql.org/message-id/{{t.messageid}}">{{t.firstmessage}}</a> by {{t.firstauthor|hidemail}}<br/>
+	  Latest at <a href="https://www.postgresql.org/message-id/{{t.latestmsgid}}">{{t.latestmessage}}</a> by {{t.latestauthor|hidemail}}<br/>
 	  {%for ta in t.mailthreadattachment_set.all%}
 	  {%if forloop.first%}
-	  Latest attachment (<a href="https://www.postgresql.org/message-id/attachment/{{ta.attachmentid}}/{{ta.filename}}">{{ta.filename}}</a>) at <a href="https://www.postgresql.org/message-id/{{ta.messageid}}/">{{ta.date}}</a> from {{ta.author|hidemail}} <button type="button" class="btn btn-default btn-xs" data-toggle="collapse" data-target="#att{{t.pk}}" title="Show all attachments"><i class="glyphicon glyphicon-plus"></i></button>
+	  Latest attachment (<a href="https://www.postgresql.org/message-id/attachment/{{ta.attachmentid}}/{{ta.filename}}">{{ta.filename}}</a>) at <a href="https://www.postgresql.org/message-id/{{ta.messageid}}">{{ta.date}}</a> from {{ta.author|hidemail}} <button type="button" class="btn btn-default btn-xs" data-toggle="collapse" data-target="#att{{t.pk}}" title="Show all attachments"><i class="glyphicon glyphicon-plus"></i></button>
            <div id="att{{t.pk}}" class="collapse">
           {%endif%}
-           &nbsp;&nbsp;&nbsp;&nbsp;Attachment (<a href="https://www.postgresql.org/message-id/attachment/{{ta.attachmentid}}/{{ta.filename}}">{{ta.filename}}</a>) at <a href="https://www.postgresql.org/message-id/{{ta.messageid}}/">{{ta.date}}</a> from {{ta.author|hidemail}} (Patch: {{ta.ispatch|yesno:"Yes,No,Pending check"}})<br/>
+           &nbsp;&nbsp;&nbsp;&nbsp;Attachment (<a href="https://www.postgresql.org/message-id/attachment/{{ta.attachmentid}}/{{ta.filename}}">{{ta.filename}}</a>) at <a href="https://www.postgresql.org/message-id/{{ta.messageid}}">{{ta.date}}</a> from {{ta.author|hidemail}} (Patch: {{ta.ispatch|yesno:"Yes,No,Pending check"}})<br/>
           {%if forloop.last%}</div>{%endif%}
 	  {%endfor%}
 	   <div>
@@ -96,7 +96,7 @@ <h4>Annotations</h4>
 	         <tr>
 		   <td>{{a.date}}</td>
 		   <td style="white-space: nowrap">{{a.user_string}}</td>
-		   <td style="white-space: nowrap">From {{a.mailauthor}}<br/>at <a href="https://www.postgresql.org/message-id/{{a.msgid}}/">{{a.maildate}}</a></td>
+		   <td style="white-space: nowrap">From {{a.mailauthor}}<br/>at <a href="https://www.postgresql.org/message-id/{{a.msgid}}">{{a.maildate}}</a></td>
 		   <td width="99%">{{a.annotationtext}} <button type="button" class="close" title="Delete this annotation" onclick="deleteAnnotation({{a.id}})">&times;</button></td>
 		 </tr>
 	     {%if forloop.last%}