[wsia] Updated Customized Use Case Document

Folks, for discussion at the F2F. One pass complete over the entire
document except for the figures.

(See attached file: WSIA Customized Use Case-4-16.DOC)

regards,
Ravi Konuru
eBusiness Tools and Frameworks, IBM Research
office: 914-784-7180, tieline 8-863-7180; fax -3804