For now, cancelling leo id input sets it to 'None'.
But It should instead be set to empty string, and let the startup finish, but set the leoReadyFlag to false (making all commands unavailable except 'setLeoID') until a valid leo id is entered via the setLeoId command.
(Once a valid leoid is entered the 'setLeoID' command should then be hidden and unavailable.
For now, cancelling leo id input sets it to 'None'.
But It should instead be set to empty string, and let the startup finish, but set the leoReadyFlag to false (making all commands unavailable except 'setLeoID') until a valid leo id is entered via the setLeoId command.
(Once a valid leoid is entered the 'setLeoID' command should then be hidden and unavailable.