winery: first implementation

.gitignore

MANIFEST.in

docs/index.rst

docs/winery.rst

mypy.ini

requirements-swh.txt

requirements-test.txt

requirements.txt

swh/objstorage/backends/winery/__init__.py

swh/objstorage/backends/winery/database.py

swh/objstorage/backends/winery/objstorage.py

swh/objstorage/backends/winery/roshard.py

swh/objstorage/backends/winery/rwshard.py

swh/objstorage/backends/winery/sharedbase.py

swh/objstorage/factory.py

swh/objstorage/tests/conftest.py

swh/objstorage/tests/test_objstorage_winery.py

swh/objstorage/tests/winery_benchmark.py

swh/objstorage/tests/winery_testing_helpers.py

tox.ini