Removed entirely vestigial updated_once code

TODO

@@ -10,11 +10,8 @@ features:
 * Support viewing a list of friends and unfollowing them
 * Support creating new lists and adding users to it (as well as removing users and deleting lists)
 
-* Refactor TweetPane to support things more logically, so that we can do less bizarre checking for things...
-** Have a UserTweetPane, SingleTweetPane, ConversationPane, etc (or maybe just these)
-
 * Changing the active user needs to do more 'work'
-** Refresh pages
+** Refresh relavant pages
 
 
 bugs: 

twitterwidgets.py

@@ -21,8 +21,6 @@ class TweetPane(gtk.ScrolledWindow):
 
         self.data_lock = RLock()
 
-        self.updated_once = False
-
         self.list_name = list_name
         self.single_tweet = single_tweet
         self.conversation = conversation
@@ -92,9 +90,6 @@ class TweetPane(gtk.ScrolledWindow):
 
         self.message.hide()
 
-        if self.updated_once is False:
-            self.updated_once = True
-
         # If this is our first load of this list, don't treat anything as new!
         if self.last_tweet_read is None:
             try:
@@ -165,10 +160,6 @@ class TweetPane(gtk.ScrolledWindow):
         return self.conversation
 
 
-    def updated_once(self):
-        return self.updated_once
-
-
     def on_tweet_reply(self, widget):
         self.emit('tweet-reply', {'screen_name': widget.screen_name, 'id': widget.id})