read-all progress beep and bug fixes

[David]

fixed a bug if sayword control was in delimiter mode which caused repeated
characters. read-all now doesn't stop if three blank or same lines.
cursor routing now has progress beeps.
Still working on serial to use system drivers but my paying job has
been consuming my brain with a problem which I can't figure out.
Also does anyone know of blind-friendly z-wave software or controllers.
Amazon refuses to come to Canada with Alexa.