remove hint of where to mess directly with the settings in the file system, pointed out by mtwebster
resolve an issue where the switcher does not show after a command ("prune workspaces")
a couple cleanup issues
don't attempt to be too clever handling the built-in switcher styles
remove some zombie code
Add buttons for saving current configuration and reverting the saved configuration
break out connector into a module
update README.md
instead of setting up workspacelisteners each time AltTab is invoked, set them up once only
clean selection on window-removed signal