overwrite backspaced-out characters with spaces but stop once the line buffer is empty
1.3.2
remove extra newline after empty lines
left and right arrows work
fix for spaces to work around the work-around in hypernal
work-arounds for spaces completely work now
mid-line backspace deletes work
special case for backspace deletes from the end
home and end keys work
delete key works
decode low-byte codes
up arrow through the history
down for history navigation
raw example, fix arrow codes
save and resume from present workspace history
emit a close event for the raw example
raw example for the readme
exit command implemented