Revert "don't update closed threads"

This reverts commit ee3c82707608d92425607cd58ef28d41247bc648.

It can get unclosed.
It doesn't matter much network-wise since we use the If-Modified-Since header.

Conflicts:

	4chan_x.user.js

4chan_x.user.js

@@ -1934,7 +1934,6 @@
   updater = {
     init: function() {
       var checkbox, checked, dialog, html, input, name, title, _i, _len, _ref;
-      if (!$('form[name=post]')) return;
       if (conf['Scrolling']) {
         if (conf['Scroll BG']) {
           updater.focus = true;

script.coffee

@@ -1548,8 +1548,6 @@ threadHiding =
 
 updater =
   init: ->
-    #thread closed
-    return unless $ 'form[name=post]'
     if conf['Scrolling']
       if conf['Scroll BG']
         updater.focus = true