Kubernetes beta release v1.20.0-beta.2

Kubernetes rc release v1.18.13-rc.0

Kubernetes official release v1.18.12

Manual tag to fix release engineering tooling

Kubernetes rc release v1.19.5-rc.0

Kubernetes official release v1.19.4

Kubernetes official release v1.18.11

Kubernetes rc release v1.17.15-rc.0

Kubernetes official release v1.17.14

Kubernetes beta release v1.20.0-beta.1