Add parquet support additionally to .pbf file support

[johanneshiry]

Currently, when we use big .pbf files, the main limitation is the available memory. We might overcome this issue by having support for a proper big data format like Apache parquet. There is even an (currently unmaintained) .pbf -> .parquet converter.

More information why this could be useful can be found here -> https://adrianulbona.github.io/2016/12/18/osm-parquetizer.html
The osm-parquetizer can be found here -> https://github.com/adrianulbona/osm-parquetizer