Inserts missing IPv6 Hop-By-Hop RPL Option at first hop
Merge pull request #336 from cmorty/MSPSim_Log

Add MSPSim Logging
Merge pull request #318 from cetic/fix-rpl-hbh-1st-hop

Inserts missing IPv6 Hop-By-Hop RPL Option at first hop
Alow detecting invalid RSSI-values