Multimap support
Multimap support

When you have more than one map in the same HTML, clipPath ids are conflicting. Also, same id in differents svg cause issues and is not standar https://www.w3.org/TR/SVG/struct.html#IDAttribute.

To support it, we use the layer _leaflet_id property as prefix on ids.

glenrobertson/leaflet-tilelayer-geojson