添加issues回复统计

app/views/issues/_list.html.erb

@@ -21,7 +21,8 @@
                   <%= l(:label_updated_time_on, format_date(issue.updated_on)).html_safe %>
                 </p>
             </div>
-              <a href="javascript:void(0)" class="pro_mes_w"><span class="pic_mes ">001</span></a>
+              <%=link_to "<span class = 'pic_mes'>#{issue.journals.all.count}</span>".html_safe, issue_path(issue.id), :class => "pro_mes_w" %>
+
               <div class="cl"></div>
           <% end %>
           <div class="cl"></div>