WIP.
-only "new world" map so far.
- Leaflet: https://github.com/Leaflet/Leaflet
- Leaflet.Zoomify: https://github.com/turban/Leaflet.Zoomify
- Leaflet.EasyButton: https://github.com/CliffCloud/Leaflet.EasyButton
- leaflet-tag-filter-button: https://github.com/maydemirx/leaflet-tag-filter-button
- Leaflet.markercluster: https://github.com/Leaflet/Leaflet.markercluster
- Leaflet.Dialog: https://github.com/NBTSolutions/Leaflet.Dialog
- tagify: https://github.com/yairEO/tagify