Strings referencing to OPC parts (2)

[MURATA Makoto (FAMILY Given)]

> 
> Note: By definition, an OPC part name may contain non-ASCII
> characters, the space character, and any other characters listed in "5
> Characters allowed in Legacy Extended IRIs but not in IRIs" in
> http://www.w3.org/TR/leiri/.

Oops, I should have written "By definition, an H-identifier ...", since 
what I would like to call "an OPC part name" and what the current 
spec vaguely means by "part name" appears to be differnt.



Cheers,
Makoto