Reference Curses directly.
Reference curses directly.
Style
revise example.
push actions into separate task.
Reference BaseMenu from the root.
Don't reference Curses directly.
Explicitly reference Curses.
Add convenience constants.
Reference Curses explicitly.  Use PPWindow.
Make action_items optional.
Don't pass in optional parameter.
Remove optional parameter.
make action_items optional.
Use module constants.
remove optional nil parameters.
Update example as class now has optional parameter.
add description.
more convenience constants.