1. update clientset, deepcopy using code-generator

2. add a dummy file tools.go to force "go mod vendor" to see
code-generator as dependencies
3. add a script to update CRD
4. add a README to document CRD updating steps
run go mod tidy
update README

vendor/k8s.io/client-go/transport/token_source.go

@@ -25,6 +25,7 @@ import (
 	"time"
 
 	"golang.org/x/oauth2"
+
 	"k8s.io/klog"
 )
 
@@ -81,6 +82,14 @@ func (tst *tokenSourceTransport) RoundTrip(req *http.Request) (*http.Response, e
 	return tst.ort.RoundTrip(req)
 }
 
+func (tst *tokenSourceTransport) CancelRequest(req *http.Request) {
+	if req.Header.Get("Authorization") != "" {
+		tryCancelRequest(tst.base, req)
+		return
+	}
+	tryCancelRequest(tst.ort, req)
+}
+
 type fileTokenSource struct {
 	path   string
 	period time.Duration