• Allow using the node name as node indicator instead of using the
  metadata service
• Allow to tune the log level using the LOG_LEVEL environment variable
• Update k8s dependencies to v1.17.12
• Update Go to 1.15
• Update hcloud-go to 1.22.0
• Update csi driver container to alpine linux v3.12
• Note: As of this release all versions are end-to-end tested against the
  official Kubernetes testsuite, as a result a few smaller issues where fixed