OpenGeofiction Wiki site utility webpages

• map scale: web utility to show OGF and OSM maps side-by-side, to aid in scale comparison
• relation area: web utility to show measurement statistics for map relations, integrating with Overpass
• route relations: web utilty to overlay public transport relations on OGF map

• Leaflet: local copy of Leaflet v1.8 https://github.com/Leaflet/Leaflet/tree/v1.8.0
• Leaflet.Loading: submodule of https://github.com/ebrelsford/Leaflet.loading
• OGFUtil: symbolic link to services/OGF/OGFUtil.js in https://github.com/opengeofiction-net/mediawiki-extensions-MultiMaps repo