trungdong/prov — pull request #18 by satra (2013-07-26 19:41:34+00:00)
Title: [WIP] cleaning up rdf branch

Items done and not done.

[X] bringing upto date with current master.
[ ] tests
[ ] blank node rdflib turtle serialization needs fixing
[ ] rdf de-serialization - should we attempt at this stage?