Fix thread hiding after an index refresh.

src/Filtering/ThreadHiding.coffee

@@ -4,6 +4,7 @@ ThreadHiding =
 
     @db = new DataBoard 'hiddenThreads'
     @syncCatalog()
+    $.on d, 'IndexRefresh', @onrefresh
     Thread.callbacks.push
       name: 'Thread Hiding'
       cb:   @node
@@ -14,6 +15,13 @@ ThreadHiding =
     return unless Conf['Thread Hiding']
     $.prepend @OP.nodes.root, ThreadHiding.makeButton @, 'hide'
 
+  onrefresh: ->
+    for threadID, thread of g.BOARD.threads when thread.isHidden
+      hasStub = !!thread.stub
+      ThreadHiding.show thread
+      ThreadHiding.hide thread, hasStub
+    return
+
   syncCatalog: ->
     # Sync hidden threads from the catalog into the index.
     hiddenThreads = ThreadHiding.db.get

src/Miscellaneous/Index.coffee

@@ -99,11 +99,13 @@ Index =
             error: err
     Main.handleErrors errors if errors
 
+    # Add the threads and <hr>s in a container to make sure all features work.
+    $.nodes nodes
     Main.callbackNodes Thread, threads
     Main.callbackNodes Post, posts
+    $.event 'IndexRefresh'
 
     Index.setIndex nodes
-    $.event 'IndexRefresh'
   setIndex: (nodes) ->
     $.rmAll Index.root
     $.add Index.root, Index.sort nodes