Allow manual updating of page number in thread stats by clicking on it.

src/General/css/style.css

@@ -874,6 +874,9 @@ span.hide-announcement {
 :root.float #thread-stats {
   padding: 0px 3px;
 }
+#page-count {
+  cursor: pointer;
+}
 
 /* Quote */
 .catalog-thread > .comment > span.quote, #arc-list span.quote {

src/Monitoring/ThreadStats.coffee

@@ -31,6 +31,8 @@ ThreadStats =
     @ipCountEl   = $ '#ip-count',   sc
     @pageCountEl = $ '#page-count', sc
 
+    $.on @pageCountEl, 'click', ThreadStats.fetchPage if @pageCountEl
+
     Thread.callbacks.push
       name: 'Thread Stats'
       cb:   @node