v1.63.0

Added

• Prometheus metrics
  • JVM metrics, from @samincheva
  • Ring metrics, from @samincheva
  • Parity for remaining codahale metrics, from @samincheva
• Direct-to-Kubernetes scheduler (Kenzo)
  • Use backpressure of scheduling pods to moderate launching new pods for real
    jobs, from @ahaysx
  • Prometheus metrics parity, from @ahaysx

Changed

• Parallelize Kubernetes watch processing, from @scrosby
• Optimize getting the nodename from a node, from @scrosby