          return retval
  
      @property
      def items(self):
          """ Returns the number of items held in this containter """
          return self._items
  
      @property
      def subframe(self):
          """ Returns the next subframe to be populated """
 
</s> remove         """ Returns the next subframe to be populated """
 </s> add         """ Returns the next sub-frame to be populated """ </s> remove         """ Set a subrame for each possible column """
 </s> add         """ Set a sub-frame for each possible column """ </s> remove         if font == "default":
            font = tk.font.nametofont("TkDefaultFont").configure()["family"]
 </s> add         font = self._default_font if font == "default" else font
        """ Returns the number of items held in this container """
          return retval
  
      @property
      def items(self):
        """ Returns the number of items held in this container """
          return self._items
  
      @property
      def subframe(self):
          """ Returns the next subframe to be populated """
keep keep keep keep replace keep keep keep keep keep
 GUI Updates (#940)

* lib.gui: Update icons
* tools.cli: Add video filetype flag to mask input
* lib.gui.popup_configure: Refresh GUI on config save
* lib.gui._config: Add Icon size and load last session options
* lib.gui.control_helper - Add control modification tracking
* lib.gui - Add Projects and Last Session
- Main root title handled by projects
- Add Hotkeys
- Create projects module
- split fsw and fst filetypes
- Add last_session saving

* lib.project
- Documentation
- Ask confirm on closing unsaved project
-Fixups

* Track model folder changes
- Shuffle some globals
- Activate System Verbosity for GUI

* lib.gui.utils - Documentation and clean up
- lib.gui.custom_widgets - Create and document

* Add GUI config option to disable auto loading model stats 
lib/gui/control_helper.py