Bug#683338: use Atl-Ctrl-Backspace

[paul.szabo at sydney.edu.au]

>> I have to be very careful when logging in otherwise the only option is
>> to reboot the system.
> You can go to a tty and restart gdm if it hangs or starts to act weirdly.

As per  http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=683338#15 :

I can press Atl-Ctrl-Backspace to cause the X server to die, then X and
the greeter restart correctly.

Cheers, Paul

Paul Szabo   psz at maths.usyd.edu.au   http://www.maths.usyd.edu.au/u/psz/
School of Mathematics and Statistics   University of Sydney    Australia