Add arm7/64 support note.
# v0.10.1 (2020-02-13)
+- Linux arm7 and arm64 now supported via Docker.
- NetworkML now run against combined pcap (one to many) rather than host to host.
- Add new gen_pcap_manifest.py script to aid curation of pcaps by MAC or IP.
- Move to github actions rather than TravisCI.
