Updated hscommon to its tip.

Because the latest changes in hscommon include the introduction of a base GUIObject which significantly changes view setting mechanisms, significant adjustments had to be made in dupeGuru.

core/gui/problem_table.py

@@ -21,7 +21,6 @@ class ProblemTable(GUITable):
     def __init__(self, problem_dialog):
         GUITable.__init__(self)
         self.columns = Columns(self)
-        self.view = None
         self.dialog = problem_dialog
     
     #--- Override