7cf1bab2e6
I basically didn't work on `emb6` since 2016 and adapting to the newest version would mean some major overhaul. However, the development at their end seems to be stalled [since March 2018][emb6-develop] as well. All this speaks for deprecating this package. [emb6-develop]: https://github.com/hso-esk/emb6/tree/develop