v1.15.3

• Kubernetes v1.15.3
• Update etcd from v3.3.13 to v3.3.15
• Update Calico from v3.8.1 to v3.8.2

AWS

• Enable root block device encryption by default (#527)
  • Require terraform-provider-aws v2.23+ (action required)

Addons

• Update Prometheus from v2.11.0 to v2.12.0
  • Update kube-state-metrics from v1.7.1 to v1.7.2
• Update Grafana from v6.2.5 to v6.3.3
  • Use stable IDs for etcd, CoreDNS, and Nginx Ingress dashboards (#530)
• Update nginx-ingress from v0.25.0 to v0.25.1
  • Fix Nginx security advisories