Strip/Freeze code from asaskevich/govalidator and drop dependency#518

k8s-ci-robot merged 2 commits intokubernetes:masterkubernetes/kube-openapi:masterfrom

dims:copy-minimum-we-need-from-asaskevich/govalidator-and-drop-the-dependencydims/kube-openapi:copy-minimum-we-need-from-asaskevich/govalidator-and-drop-the-dependencyCopy head branch name to clipboard