Monitor the Monitor

Check the Monitor and quit if it dies

Signed-off-by: Bill Waggoner <ctgreybeard@gmail.com>
Scan and Search Mode documentation

Initial data gathering

Signed-off-by: Bill Waggoner <ctgreybeard@gmail.com>
Testing ttk.Notebook

Prep for building Modes window

Signed-off-by: Bill Waggoner <ctgreybeard@gmail.com>