Change Details

``` pytest swh/storage/tests/test_in_memory.py -vv pytest swh/storage/tests/test_storage -vv -k origin_visit ```

``` pytest swh/storage/tests/test_in_memory.py -vv pytest swh/storage/tests/test_storage.py -vv -k origin_visit pytest swh/storage/tests/test_cassandra.py -vv -k origin_visit ```

``` pytest swh/storage/tests/test_in_memory.py -vv pytest swh/storage/tests/test_storage.py -vv -k origin_visit pytest swh/storage/tests/test_cassandra.py -vv -k origin_visit ```