[PATCH] Add Roman numerals in *printf

[Paul Eggert]

Matteo Croce wrote:
> ancient Roman numerals are often used to represent
> software version, protocol revision or even movie chapters.

That is the best April Fool joke I've seen in many a year!  Thanks and 
congratulations.  I had already composed an email that among other things 
corrected your Latin (it's "nulla", not "nihil"!) before I realized I'd been had.