Reduce unnecessary calls to GM_getValue.

src/General/lib/databoard.class

@@ -49,7 +49,6 @@ class DataBoard
     @save()
 
   get: ({boardID, threadID, postID, defaultValue}) ->
-    $.forceSync @key
     if board = @data.boards[boardID]
       unless threadID
         if postID
@@ -66,6 +65,9 @@ class DataBoard
           thread
     val or defaultValue
 
+  forceSync: ->
+    $.forceSync @key
+
   clean: ->
     $.forceSync @key
     for boardID, val of @data.boards

src/Monitoring/ThreadWatcher.coffee

@@ -97,6 +97,7 @@ ThreadWatcher =
     onIndexRefresh: ->
       {db}    = ThreadWatcher
       boardID = g.BOARD.ID
+      db.forceSync()
       for threadID, data of db.data.boards[boardID] when not data.isDead and threadID not of g.BOARD.threads
         if Conf['Auto Prune']
           ThreadWatcher.db.delete {boardID, threadID}
@@ -114,6 +115,7 @@ ThreadWatcher =
     fetched:  0
     fetching: 0
   fetchAllStatus: ->
+    ThreadWatcher.db.forceSync()
     return unless (threads = ThreadWatcher.getAll()).length
     for thread in threads
       ThreadWatcher.fetchStatus thread

src/Monitoring/Unread.coffee

@@ -20,6 +20,7 @@ Unread =
   node: ->
     Unread.thread = @
     Unread.title  = d.title
+    Unread.db.forceSync()
     Unread.lastReadPost = Unread.db.get
       boardID: @board.ID
       threadID: @ID
@@ -57,6 +58,7 @@ Unread =
     Header.scrollTo root, down if Header.getBottomOf(root) < 0
 
   sync: ->
+    return unless Unread.lastReadPost?
     lastReadPost = Unread.db.get
       boardID: Unread.thread.board.ID
       threadID: Unread.thread.ID