SES-1950 : Add tests for expected number of settings for ttl/nq/nt
SES-1950 : Add supported settings to RDFParserBase
SES-1950 : Add settings and tests for RDFXMLParser

Includes making the Parse Standalone Documents setting into a parser
config driven method
SES-1950 : Test supported settings for TriG
SES-1950 : Add supported settings for RDF/JSON and test
SES-1950 : Move TriG test to custom class

The manifest tests are still JUnit-3 driven, so splitting the newer
JUnit-4 test out to a new class
Merged in SES-1950 (pull request #214)

SES-1950 : Add supported settings for RDFParser implementations