Link to events on the tag page

app/views/tags/show.html.haml

@@ -36,6 +36,7 @@
 - @events_future.order('start_time asc').each do |event|
   %article.event
     %h3
+      = link_to event do
         %em.city= event.city
         = event.title
     %p.full_address