[rfc] Move Makefile.in:VERSION to VERSION file

[Eli Zaretskii]

> Date: Fri, 23 Mar 2001 20:33:26 -0500
> From: Andrew Cagney <ac131313@cygnus.com>
> 
> > Actually, it _can_ be upper-case, just not all of it.  VERSION.in or
> > VERSION.txt should work, for example.
> 
> Ok if I just go with ``version''?

Yes.