Add build-system table to pyproject.toml (#8)
Add build-system table to pyproject.toml (#8)

Fixes pip>=19 installation, which will use the PEP-517 build-system if a pyproject.toml file exists. Without this table, installation will fail because the default used (when the table is absent) is setuptools, but we use poetry.
tammoippen/geohash-hilbert