Update code for latest k8s

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

vendor/k8s.io/utils/README.md

@@ -1,6 +1,6 @@
 # Utils
 
-[![Build Status]](https://travis-ci.org/kubernetes/utils)
+[![Build Status]](https://travis-ci.org/kubernetes/utils) [![GoDoc](https://godoc.org/k8s.io/utils?status.svg)](https://godoc.org/k8s.io/utils)
 
 A set of Go libraries that provide low-level,
 kubernetes-independent packages supplementing the [Go
@@ -40,6 +40,12 @@ an existing package to this repository.
   to mock and replace in tests, especially with
   the [FakeExec](exec/testing/fake_exec.go) struct.
 
+- [Temp](/temp) provides an interface to create temporary directories. It also
+  provides a [FakeDir](temp/temptest) implementation to replace in tests.
+
+- [Clock](/clock) provides an interface for time-based operations.  It allows
+  mocking time for testing.
+
 [Build Status]: https://travis-ci.org/kubernetes/utils.svg?branch=master
 [Go standard libs]: https://golang.org/pkg/#stdlib
 [api]: https://github.com/kubernetes/api