Swisslandstats-geopy

:boom: BREAKING CHANGES

- due to [`8b44edc`](https://github.com/martibosch/swisslandstats-geopy/commit/8b44edc3980b2a7274ed16deca866bb8ffeebe63) - using kws->kwargs, use keyword-only arguments *(commit by [martibosch](https://github.com/martibosch))*:

using kws->kwargs, use keyword-only arguments

- due to [`3173730`](https://github.com/martibosch/swisslandstats-geopy/commit/31737303f82341eea5b99d02329a60f201d7be5a) - change default x/y columns in settings *(commit by [martibosch](https://github.com/martibosch))*:

change default x/y columns in settings

- due to [`b450a62`](https://github.com/martibosch/swisslandstats-geopy/commit/b450a627df7764822820406e74e582344adffdee) - dedicated sep kwarg for read_csv with default in settings *(commit by [martibosch](https://github.com/martibosch))*:

dedicated sep kwarg for read_csv with default in settings

- due to [`9147fcf`](https://github.com/martibosch/swisslandstats-geopy/commit/9147fcfd899e822a570b8363bb556fcd329215a9) - only set index column if exists, otherwise log info msg *(commit by [martibosch](https://github.com/martibosch))*:

only set index column if exists, otherwise log info msg

:sparkles: New Features

- [`3173730`](https://github.com/martibosch/swisslandstats-geopy/commit/31737303f82341eea5b99d02329a60f201d7be5a) - change default x/y columns in settings *(commit by [martibosch](https://github.com/martibosch))*
- [`b450a62`](https://github.com/martibosch/swisslandstats-geopy/commit/b450a627df7764822820406e74e582344adffdee) - dedicated sep kwarg for read_csv with default in settings *(commit by [martibosch](https://github.com/martibosch))*
- [`96f621e`](https://github.com/martibosch/swisslandstats-geopy/commit/96f621ecdca45ad624a9a2f51ba370c557e596ef) - use requests_cache *(commit by [martibosch](https://github.com/martibosch))*
- [`9147fcf`](https://github.com/martibosch/swisslandstats-geopy/commit/9147fcfd899e822a570b8363bb556fcd329215a9) - only set index column if exists, otherwise log info msg *(commit by [martibosch](https://github.com/martibosch))*
- [`af7f8b3`](https://github.com/martibosch/swisslandstats-geopy/commit/af7f8b308cab593c9351e0a7061afdfe36ece2f1) - replace nan with nodata before `to_ndarray` *(commit by [martibosch](https://github.com/martibosch))*

:recycle: Refactors

- [`8b44edc`](https://github.com/martibosch/swisslandstats-geopy/commit/8b44edc3980b2a7274ed16deca866bb8ffeebe63) - using kws->kwargs, use keyword-only arguments *(commit by [martibosch](https://github.com/martibosch))*

:white_check_mark: Tests

- [`acdd0d6`](https://github.com/martibosch/swisslandstats-geopy/commit/acdd0d6133446cc04ca0a25758d93912f418ee14) - update test data; mock requests with getsentry/responses *(commit by [martibosch](https://github.com/martibosch))*
- [`87f08f3`](https://github.com/martibosch/swisslandstats-geopy/commit/87f08f32efdcc5eb522f0fff3d5ff8e1d1dadacf) - use isinstance instead of type() + == *(commit by [martibosch](https://github.com/martibosch))*

- dropped support for Python 3.6
- GitHub Actions tests in develop branch too
- added nbstripout and nbqa pre-commit hooks, black/isort toml config
- added noas04_4_norm for noas04_4_cmap
- fix missing osmnx in test_geo_imports

- updated to pre-commit, black, pydocstyle, github actions, codecov
- added `to_xarray` method
- init `LandDataFrame.crs` from settings as rasterio CRS
- str as default `dtype` arg
- updated to osmnx>=1

- corrected init of `lulc_arr` in `to_ndarray` method
- install rasterio from conda-forge in travis to avoid CRS errors
- use `gpd.sjoin` in `clip_by_geometry`
- index/x/y columns as instance attrs, updated init/read_csv args

- updated CRS in settings to `'<authority>:<code>'` syntax

- updated README and JOSS paper
- moved overview notebook from separate repo to examples directory