On July 25, 2018, Grafana 5.2.2 was released.
What’s New in Grafana v5.2
Release notes and changelog
- Release Notes v5.2.x - Releases - Grafana Community
- grafana/CHANGELOG.md at master · grafana/grafana · GitHub
Currently, we are running Grafana 5.1.3 on our machines. Please let us know if we should prioritize upgrading to the most recent release. Thanks!