gtk:allow icons for labels

deluge/tracker_icons.py

@@ -95,7 +95,8 @@ class TrackerIcons(object):
     def get_async(self, tracker_host, callback):
         if tracker_host in self.images:
             callback(self.images[tracker_host])
-        else:
+        elif "." in tracker_host:
+            #only find icon if there's a dot in the name.
             self.images[tracker_host] = None
             threading.Thread(target=self. _fetch_icon_thread,
                 args=(tracker_host, callback)).start()

deluge/ui/gtkui/filtertreeview.py

@@ -194,7 +194,7 @@ class FilterTreeView(component.Component):
             row = self.treestore.append(self.cat_nodes[cat],[cat, value, label, count , pix, True])
             self.filters[(cat, value)] = row
 
-            if cat == "tracker_host":
+            if cat == "tracker_host" or cat == "label":
                 self.tracker_icons.get_async(value, lambda filename: self.set_row_image(cat, value, filename))
 
         self.treestore.set_value(row, FILTER_COLUMN, True)