0.13.0

Features:

• Adaptive data-rate support. See features for information about
  ADR. Note:
  • LoRa App Server 0.2.0 or
    higher is required
  • ADR is currently only implemented for the EU 863-870 ISM band
  • This is an experimental feature

Fixes:

• Validate RX2 data-rate (this was causing a panic)