It is developed extensively with help of 3d printers (Ultimaker 2) and I will post a more detailed article soon. This technology is currently being used to provide internet access to refugees in Croatia. There will be several versions of rugged enclosure with batteries, 4G access and mash WiFi.
MeshPoint homepage:
http://www.meshpoint.me/
Please support them and up-vote them on:
https://news.ycombinator.com/item?id=10649446
Read the full story on Medium:
https://medium.com/@mesh_point/how-the-refugee-crisis-gave-birth-to-a-cool-hardware-project-80c83280b2d1#.tcyik1mji
Here is one of the early prototypes: