Testing Leaflet Maps https://leafletjs.com/
Linking the forked StyleEditor from https://github.com/whiletrue/Leaflet.StyleEditor
$ cd ../
$ git clone https://github.com/whiletrue/Leaflet.StyleEditor leaflet-styleeditor
$ cd leaflet-styleeditor
$ npm i
$ npm link
$ cd ../leaflet-map-prototype/
$ npm link leaflet-styleeditor