Limit previous talks on talks page, add talks archive

source/talks.twig

@@ -29,15 +29,16 @@ use: [talks, posts]
 <h2>Upcoming Talks</h2>
 
 {% include "talks-table" with {
-    events: upcoming_events,
+    events: upcoming_events|sortbyfield('date'),
     show_talk: true
 } %}
 
-<h2>Previous Talks</h2>
+<h2>Last 5 Talks</h2>
 
 {% include "talks-table" with {
-    events: past_events,
-    reverse_order: true,
+    events: past_events|sortbyfield('date')|reverse[:5],
     show_feedback: true,
     show_talk: true
 } %}
+
+<p>You can view more talks in the <a href="/talks/archive">talks archive</a>.</p>