bug#9571: 24.0.50; user option to turn off bidi, please

[Eli Zaretskii]

> Date: Fri, 23 Sep 2011 08:31:41 -0400
> From: Richard Stallman <rms@gnu.org>
> CC: drew.adams@oracle.com, 9571@debbugs.gnu.org
> 
>     Bidi display does not change the characters on display or in the
>     buffer in any way.  So it will neither help nor prevent you to figure
>     out what's in the text.
> 
> If the reordering has confusing effects, turning off bidi display
> would enable you to see clearly what the real order is in the buffer.

As I said (following Stefan), find-file-literally has that effect.