Building location information

[ymarcon]

From building's city and country, complete the following information if it is missing:

• Find geolocation (long lat)
• Use https://www.open-elevation.com/ to get the altitude of the location

[ymarcon]

GeoService added, with REST entry points and applied to seeding:

• climate zone is retrieved from koppen geiger tifs
• altitude is retrieved from Open elevation public service (should host our own)