Create Issue #10 marker, and many strike-outs based on not using a Registry, and there for having no _contextual_ or _multipleValues_ options and no creation of RDF Collections.
More cleanup on issue #6.
Update references to Microdata note.
More updates for issue #5, including the concern that microdata-rdf now defines an attribute not defined in the referenced Microdata spec, although that is also a NOTE, and the issue of necessary W3C process.