  
      def build_panel(self, blank_nones):
          """ Build the options frame for this command """
          logger.debug("Add Config Frame")
          self.add_scrollbar()
          self.canvas.bind("<Configure>", self.resize_frame)
  
          for option in self.options:
              group_frame = self.get_group_frame(option.group)
              ctl = ControlBuilder(group_frame["frame"],
                                   option,
 
</s> remove     def build_panel(self, blank_nones):
 </s> add     def build_panel(self, blank_nones, scrollbar): </s> remove         self.canvas.itemconfig(self.optscanvas, width=canvas_width)
 </s> add         self._canvas.itemconfig(self._optscanvas, width=canvas_width) </s> remove         self.canvas.configure(scrollregion=self.canvas.bbox("all"))
 </s> add         self._canvas.configure(scrollregion=self._canvas.bbox("all")) </s> remove         self.canvas.config(yscrollcommand=scrollbar.set)
 </s> add         self._canvas.config(yscrollcommand=scrollbar.set) </s> remove         scrollbar = ttk.Scrollbar(self, command=self.canvas.yview)
 </s> add         scrollbar = ttk.Scrollbar(self, command=self._canvas.yview)
        if scrollbar:
            self.add_scrollbar()
        self._canvas.bind("<Configure>", self.resize_frame)
  
      def build_panel(self, blank_nones):
          """ Build the options frame for this command """
          logger.debug("Add Config Frame")
        if scrollbar:
            self.add_scrollbar()
        self._canvas.bind("<Configure>", self.resize_frame)
        if scrollbar:
            self.add_scrollbar()
        self._canvas.bind("<Configure>", self.resize_frame)
  
          for option in self.options:
              group_frame = self.get_group_frame(option.group)
              ctl = ControlBuilder(group_frame["frame"],
                                   option,
keep keep keep keep replace replace keep keep keep keep keep
 Core updates (#982)

* plugins.extract.align
  - Expose normalization method

* lib.gui core updates
  - Minor updates to support future development. 
lib/gui/control_helper.py