[U-Boot] funny handling of arrow keys

[Wolfgang Denk]

Dear "David Collier",

In message <memo.20091023105850.2092L at postmaster+dexdyne.com.cix.co.uk> you wrote:
> 
> All of which is lovely, but the behaviour I commented on is still odd -
> command line parsers shouldn't accept unprintable chars and then complain
> about them in an unprintable way.

Please feel free to submit a patch to fix this irritating (to you)
behaviour.

Best regards,

Wolfgang Denk

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