Create new shape-aware embedder #548
Description
Add an embedder that will not just count intersecting objects, but will take shape into account.
Calculate intersections with regions and:
- count points
- calculate sum of linestrings (with option to normalise as ratio to boundary length)
- calculate area of polygons (with option to normalise as ratio to total region area)
Potential names: GeometryEmbedder, ShapeEmbedder, MeasureEmbedder