[#39] Removes duplicate tests and rename them to follow our current pattern
[#39] Removes duplicate tests and rename them to follow our current pattern

okfn/datapackage-model-py,datapackages/datapackage-py,datapackages/datapackage-py,sirex/datapackage-py,okfn/datapackage-model-py,okfn/datapackage-py,okfn/datapackage-py,sirex/datapackage-py