[osis-core] Schema issues

[Chris Little]

>> ------------------ "ews" attribute ------------------
>>
>> I could figure out what element and attributes were intended to
>> be from the name.  The one that entirely mystified me was "ews".
>> What is that for?  Could a more meaningful name be used?
> 
> 
> ews.... I don't remember either, which adds to the argument for a 
> clearer name. We also need some doc here -- got to get that tech writer 
> ABS hired rolling.

ews is Electronic Writing System--essentially non-standard encodings 
like Beta, BGreek, and many from SIL.  I guess it could also be used for 
additional non-Unicode standard encodings like ISO 8859s.

--Chris