V1.9.40
- Add stack port/graph info to events when stack changes.
- Fix graph object in the STACK_TOPO_CHANGE event.
- New github actions based release process.
- Upgrade VM image to ubuntu 20.04.
- Upgrade raspbian image to raspbian buster.
- Build multi arch docker images with docker buildx.
- Please switch to using faucet/faucet and faucet/gauge docker images instead of faucet/faucet-pi and faucet/gauge-pi.