From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 15 May 2010 13:41:59 +0000 (+0300)
Subject: Implement bidi-sensitive movement with arrow keys.
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Implement bidi-sensitive movement with arrow keys.

 src/bidi.c (bidi_paragraph_init): Don't leave alone garbage values
 of bidi_it->paragraph_dir.  Call bidi_initialize if needed.
 src/xdisp.c (Fcurrent_bidi_paragraph_direction): New function.
 (syms_of_xdisp): Defsubr it.
 src/cmds.c (Fforward_char, Fbackward_char): Doc fix.
 src/subr.el (right-arrow-command, left-arrow-command): New functions.
 src/bindings.el (global-map): Bind them to right and left arrow keys.
 etc/NEWS: Mention current-bidi-paragraph-direction
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aeb98d8a8fa7d1eb9be94120d435a0b2434696fc