How to present multiple sensors in the same location?

[postfalk]

@mkoo, @danrademacher: We have to solve the problem that the sensors come in packs. Can they be presented as a list within the marker bubble and identified by there description or variable?

[danrademacher]

markercluster.js is a potential solution: http://leaflet.github.io/Leaflet.markercluster/example/marker-clustering-realworld.388.html

When markers are in the same location, they do this:

https://github.com/Leaflet/Leaflet.markercluster