--- a/Helpviewer/History/HistoryTreeModel.py	Sat Dec 14 23:05:59 2013 +0100
+++ b/Helpviewer/History/HistoryTreeModel.py	Sat Dec 14 23:44:25 2013 +0100
@@ -7,7 +7,7 @@
 Module implementing the history tree model.
 """
 
-from __future__ import unicode_literals    # __IGNORE_WARNING__
+from __future__ import unicode_literals
 
 import bisect