[osis-core] Index Syntax

[Harry Plantinga]

> Yes; if the index entries are being marked, hopefully they are being 
> marked in the text where they go; in which case you can either 
> auto-generate a page or canonical id as appropriate, or do without 
> (since the index is essentially the result of a query for all these 
> index-entry elements, and in the result, you could have anything you 
> wanted, since the machine can take you right to where it was 
> generated from.
> 
> ...
> 
> Oh, one other nit: Should we do anything for 'see' and 'see also'?

I've been hesitating to bring it up, so thanks!  There probably should
be a way of handling see and see also.  There could be several 
'see also's so a single seealso attribute is not adequate. How does
TEI handle these issues?

-Harry