This includes updates to CI config, vendor files, etc. I've hard-coded the k8s depedency at 1.13.4 to keep it inline with what we currently have and to make sure a another run of `go mod tidy` doesn't accidentally update it to an unexpected version. Thanks to hectorj2f for carrying this along.
Extensions
This directory contains support code for building Gnostic extensions and associated examples.
Extensions are used to compile vendor or specification extensions into protocol buffer structures.