  
          updatepreview = tk.BooleanVar()
          updatepreview.set(False)
  
          traintimeout = tk.IntVar()
          traintimeout.set(120)
  
          tk_vars = {"display": display,
                     "runningtask": runningtask,
                     "istraining": istraining,
                     "action": actioncommand,
 
</s> remove     def get_tk_var(self):
 </s> add     def get_tk_var(self, track_modified): </s> remove         btnact = ttk.Button(actframe,
                            text=self.title,
                            width=10,
                            command=lambda: tk_vars["action"].set(var_value))
        btnact.pack(side=tk.LEFT)
        Tooltip(btnact,
                text="Run the {} script".format(self.title),
                wraplength=200)
        actionbtns[self.command] = btnact

 </s> add  </s> remove         actframe.pack(fill=tk.X, side=tk.LEFT)
        tk_vars = get_config().tk_vars
 </s> add         actframe.pack(fill=tk.X, side=tk.RIGHT) </s> remove         """ Set a tk boolean var to callback when graph is ready to build """
 </s> add         """ Set a tkinter Boolean var to callback when graph is ready to build """
        analysis_folder = tk.StringVar()
        analysis_folder.set(None)
  
          updatepreview = tk.BooleanVar()
          updatepreview.set(False)
  
        analysis_folder = tk.StringVar()
        analysis_folder.set(None)
        analysis_folder = tk.StringVar()
        analysis_folder.set(None)
  
          tk_vars = {"display": display,
                     "runningtask": runningtask,
                     "istraining": istraining,
                     "action": actioncommand,
keep keep keep keep replace 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/utils.py