RE: [xliff] term annotation

Hi David, all,

> Yves, this is just a note and therefore informative 
> and not normative.
> We do not forbid internal references other than modules,
> we just discourage them

That note echoes the modified description in the definition of ref (section 4.3.1.27, which is normative):

[[
When used in a term annotation, the URI value is referring to an external resource providing information about the term.
]]

The word "external" should be remove.

Cheers,
-ys