bidi control chars (RLE/LRE ... PDF) mapping out

[Soobok Lee]

[[Just Errata for my previous mail]]

On Sat, Dec 16, 2006 at 02:31:23PM +0900, Soobok Lee wrote:
> 
> 
> Bidi-related Suggestion:
>   leading <RLE> and <LRE> and trailing <PDF> in a unicode identifier string
>    can be safely mapped out to nothing without affecting the internal 
>    display order of the identifier strong, 

strong==>string
>    while they should be prohibited in the other position of an identifier string.
> 
>    1) this can be done out of nameprep/stringprep200X .
>    2) this can be done in the scope of nameprep/stringprep200X .
>      I support 2). It is simple to implement. Complex RtL normalized is needed.

===>  Complex RtL normalization is NOT needed.