Oemetadata

Added
- Add directory for v1.4.1
- Add tests for v1.4.1
- Add current section to Changelog, documenting all changes in current branch and stage for release
- Extend black options, COMMAND tox -v now shows exactly what code must be reformatted

Changed
- Rename repository from "metadata" to "oemetadata"

Added
- Add ``timeseries`` to ``temporal``
- Add ``context`` object for project information
- Add ``object`` to ``contributors`` to decide between data and metadata
- Add ``profile`` to ``resources`` according to datapackage standard
- Add ``encoding`` to ``resources`` according to datapackage standard
- Add ``schema`` to ``resources`` according to datapackage standard
- Add ``type`` to ``fields`` for data types
- Add ``primaryKey``
- Add ``foreignKeys``
- Add ``dialect``
- Add ``review``
- Add ``metaMetadata``
- Add ``_comment``

Changed
- Rename ``url`` to ``path`` according to datapackage standard

Added

- OEMetadata version v1.3.0 metadata schema, example, template
- OEMetadata version v1.4.0 metadata schema, example, template
- Python implementation and tests for schema, example, template of v1.3.0
- Python implementation and tests for schema, example, template of v1.4.0
- Implementation of metaschema (draft07) and test of metaschema