Type value, and detail in general, may be null, so add explicit NPE in
JSONLDUtils.validateTypeValue and remove System debug in
JSONLDProcessingError
Add stub support for namespaces passing through in similar way to Jena
strategy
Translate RDF-1.0 Plain/Language Literals to RDF-1.1 Typed Literals
Ignore RDF-1.0 test that is not compatible with RDF-1.1 literals
Added Implementation reporting in JSON-LD and NQuads