Move Graph.parse test to new test_api
Register parser and serializer before running test_api tests
Fix doctests in the parser and serializer modules
Make test_testsuite.py work with Python 3
Check for basestring to work with simplejson on Python <= 2.5
Deactivate test 0069 on Python <= 2.5 (fails on bug in older urlparse.urljoin)
Add classifiers for Python 3
Fix dataset usage for embedded graphs
Fix bnode and term resolution
Refactor serializer to support use_native_types and use_rdf_type flags
Fix bug loading top-level context twice
Support setting base to None in context
Support produce_generalized_rdf in parser
Update test-suite to latest official suite
Update test_testsuite.py, support json-ld options and monkey-patch more for nquads
Fix missing variable in test_testsuite.py for 2.5
Improve context handling in serializer
Drop unresolvable relative IRIs during parsing unless produce_generalized_rdf
Use os.path to normalize URI paths
Update test-suite to latest official suite