add some missing entries into sensitivity list.
make FORCE_LOAD bits operative.
print recent PS2 scan codes on all seg led digits.
filter ps2data as well as ps2clock.
fix clock handling bug in ps2 listener.
fix compile error in added debug to find out why $FFFD4xx mapping isn't working
fix more errors in ps2 keyboard reader
fix bug introduced in ps2 keyboard clock handling.
begin writing a stress tester for the 6502 CPU to find remaining
CPU bugs.
BRK test works on VICE.
fix some royal big errors in ps2 keymapper clock and data debouncing.