[AC21.5R21.4] Fix bugs and improve documentation of syntax cache

[Vin Shelton]

Hi, Steve -

On Mon, Aug 8, 2011 at 2:40 AM, Stephen J. Turnbull <stephen at xemacs.org> wrote:
> APPROVE COMMIT 21.5 RECOMMEND 21.5
>
> Vin: the bug fixes, especially Alan's patch, should be applied to 21.4
> IMO.  If you want a 21.4-specific patch I'll be happy to work that up
> on request, but I'm still working on syntax table bugs.

The patches do not apply cleanly because the sources are quite
different.  Are you sure these are necessary?  Please review the 21.4
sources and generate appropriate patches if necessary.

Thanks,
  Vin