bug#5988: 24.0.50; bidi-display-reordering interferes with overlays

[Eli Zaretskii]

> From: Ivan Andrus <darthandrus@gmail.com>
> Date: Tue, 20 Apr 2010 19:28:46 +0200
> Cc: 
> 
> emacs -Q
> 
> Then evaluate in a scratch buffer:
> 
> (let ((ov (make-overlay (+ 2 (point-min)) (- (point-max) 160))))
>   (overlay-put ov 'display "just a test")
>   ;; (delete-overlay ov)
>   )
> 
> (setq-default bidi-display-reordering t)
> (setq-default bidi-display-reordering nil)
> 
> Note that when bidi-display-reordering is t, the text in the buffer is
> displayed as well as the display property of the overlay, but when nil,
> the text "just a test" is displayed instead.

Fixed by revno 100005.