Plone.formwidget.geolocation

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- Fix widget display mode: initialize map with actually saved lat/lon values.
[petschki]

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- Remove the height style from the geolocation input widget map.
It is already set by pat-leaflet.
[thet]

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- Update to ES6 refactored `patternslib/pat-leaflet`.
- Integrate Plone resources with module federation.
[petschki]

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- Fix an issue when the geolocation is empty
[mpeeters, laulaz]

- Allow to change map marker popup default content (35).
See ``geolocation-geojson-popup`` view.
[laulaz]

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- Add French translations
[laulaz]

- Add plone.restapi deserializer (if plone.restapi is installed).
[laulaz]

- Allow to set default geolocation on new contents (via bool field in config).
If not checked, the default geolocation is only used to center map.
Also, the geolocation map will not show on an object if no geolocation was defined.
[laulaz]

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- Add plone.restapi serializer (if plone.restapi is installed).
[bsuttor, laulaz]

- Specify that latitude and longitude fields can be not required.
[boulch]

- Allow empty latitude and longitude.
[bsuttor]