[EMMA] i18n comment: Use of xml:lang=""

Comment from the i18n review of:
http://www.w3.org/TR/2007/WD-emma-20070409/

Comment 4
At http://www.w3.org/International/reviews/0704-emma/
Editorial/substantive: S
Owner: RI

Location in reviewed document:
4.2.5 [http://www.w3.org/TR/2007/WD-emma-20070409/#s4.2.5]

Comment: 
In XML 1.0 you can indicate the lack of language information using xml:lang="". How does EMMA allow for that with xml:lang and emma:lang? We feel it ought to. See http://www.w3.org/International/questions/qa-no-language