[Remops] Ping: Steve

[lists at notatla.org.uk]

> In terms of the KEYLEN issue, I believe we have a conflict between two
> github repositories.  In my repository
> (https://github.com/crooks/mixmaster4096) there is a patch to enable the
> operator to define KEYLEN.  This dictates what size keys will be
> auto-generated.  This hasn't been committed to Elvis's repository
> (https://github.com/merkinmuffley/mixmaster4096)

I've done the ALLPINGERS change but not KEYLEN.  I'm not even deciding
on whether to alter that until I have time to test it.