Add OAIPmhOpener with test and fix issue with encoding ntriples
Remove the constructor and use setters instead => more coherent
Add some data to geonames csv for tests

- move a morph file
Rename test
Add parametrization => allowing different RDF serializations

- rename flux file
Add test using flux config
Merge pull request #113 from dr0i/organisation-oaiPmh-update

OAI PMH opener