NEW ISSUE (v1.2): Add support for WSDL 2.0

Target: sca-assembly-1.2-spec-wd01.doc

Title: Restore support for WSDL 2.0

Description:

In the process of getting Assembly 1.1 specification out, we
collectively decided to drop support for WSDL 2.0

This issue is just raising the question again, in the context of
Assembly 1.2.

Proposal:

None yet.