vdksystem: auto backend protocol for HTTP/HTTPS

JobBuild
6985
07-29 19:37
pull-ingress-nginx-boilerplate 1420830721659899904
pull-ingress-nginx-codegen 1420830721701842944
pull-ingress-nginx-gofmt 1420830721735397376
pull-ingress-nginx-golint 1420830721760563200
pull-ingress-nginx-test 1420830721798311936