Imports
- github.com/golang/protobuf/proto
- github.com/golang/protobuf/protoc-gen-go/descriptor
- github.com/golang/protobuf/ptypes
- github.com/golang/protobuf/ptypes/wrappers
- github.com/pkg/errors
- github.com/urfave/cli
- google.golang.org/genproto/protobuf/api
- google.golang.org/genproto/protobuf/ptype
- google.golang.org/genproto/protobuf/source_context