Disable auto repeat for non standard keys?

[Simon Thum]

> < daniels> mjg59: hopefully they can convert tears into patches for
>            their kernel
Not that my tears would be running but why not detect quirkyness 'by 
behaviour' similar to the middle mouse button emulation?

If the issue affects even client message dispatch one may argue that 
would be needed. Also, future quirks would need to be even quirkier to 
bubble up :)