examples/keyecho.py: Added an example of using circuits.io and circuits.io.File to detect and read key-by-key keyboard events and echo/display them on stdout (the console/terminal).
examples/keyecho.py: Added an example of using circuits.io and circuits.io.File to detect and read key-by-key keyboard events and echo/display them on stdout (the console/terminal).

nizox/circuits,treemo/circuits,treemo/circuits,treemo/circuits,eriol/circuits,eriol/circuits,eriol/circuits