Sebastian Spaeth 968dcd5780 Make exit via 'q' key work again in Blinkenlights UI
With the new abort signal handler, we can send a signal that lets us
exit cleanly. Make use of this, rather than crashing out in ugly ways.

This affects only the Blinkenlights UI when pressing 'q'.

Signed-off-by: Sebastian Spaeth <Sebastian@SSpaeth.de>
2012-01-07 15:02:22 +01:00
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