Release first version

[codehub-rony]

Issues to fix before release

• Implement default OSM basemap if maptiler key undefined #1
• add privacy page #3
• bug: creating condition on GeoJSON filter throws error with some attributes #8
• Refactor naming of create filter #10
• Include data to GeoJSON style export #14
• Loading tilejson as datasrouce throws error when url contains ?f=tilejson #18
• Include OSM map attribution