Re: Patch to INSTALL.CVS to clarify why `make bootstrap' sometimes fails.

[Stefan Monnier]

> Any objections?

Yes.
  
> ! So if 'make bootstrap' fails, it may be necessary first to do 'make
> ! maintainer-clean' to clear out these stale files.  You can then try
> ! again, starting with `./configure'.  (Occasionally the loaddefs.el
> ! file gets into a bad state due to changes in the Lisp libraries; this
> ! procedure forces it to be regenerated.)

[ Alan, this is not aimed at you. ]
Rather than improve the documentation of our Makefile's brokenness,
e should fix the beast.  E.g. `make bootstrap' should begin by doing
a `maintainer-clean'.


        Stefan