rollator

### Update 1.2 Reworked distance calculations, should be **seriously** faster now. To achieve that I had to add `scipy` and `numpy` and `pyproj` as dependencies. _Would appreciate if some folks...

When opening the console, I get a lot of these `"NetworkError: 403 Forbidden - http://b.tile.osm.org/15/17166/11467.png"`