are different characters.
</p>
<p>
Implementation restriction: For compatibility with other tools, a
compiler may disallow the NUL character (U+0000) in the source text.
</p>
<p>
Implementation restriction: For compatibility with other tools, a
compiler may ignore a UTF-8-encoded byte order mark
(U+FEFF) if it is the first Unicode code point in the source text.

- client-go releases will no longer have bootstrap (k8s.io/client-go/tools/bootstrap) related code. Any reference to it will break. Please redirect all references to k8s.io/bootstrap instead. ([#67356](https://github.com/kubernetes/kubernetes/pull/67356), [@yliaog](https://github.com/yliaog))

  // characters, '-', '_' or '.'. The serialized form of the secret data is a
  // base64 encoded string, representing the arbitrary (possibly non-string)
  // data value here. Described in https://tools.ietf.org/html/rfc4648#section-4
  // +optional
  map<string, bytes> data = 2;

  // stringData allows specifying non-binary secret data in string form.
  // It is provided as a write-only input field for convenience.

	"stringData": "stringData allows specifying non-binary secret data in string form. It is provided as a write-only input field for convenience. All keys and values are merged into the data field on write, overwriting...

* [Role-based access control (RBAC)](https://kubernetes.io//docs/admin/authorization/rbac) has graduated to beta, and defines secure default roles for control plane, node, and controller components.
* The [`kubeadm` cluster bootstrap tool](https://kubernetes.io/docs/getting-started-guides/kubeadm/) has graduated to beta. Some highlights:
  * **WARNING:** A [known issue](https://github.com/kubernetes/kubernetes/issues/43815)

needing to set up Kubernetes components or run Kubernetes end-to-end tests. ([docs](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-node/cri-validation.md) and [release notes](https://github.com/kubernetes-incubator/cri-tools/releases/tag/v0.1)) ([kubernetes/features#292](https://github.com/kubernetes/enhancements/issues/292))

* [alpha] Adds support of container metrics in CRI ([docs PR](https://github.com/kubernetes/community/pull/742)) ([kubernetes/featu...

  // characters, '-', '_' or '.'. The serialized form of the secret data is a
  // base64 encoded string, representing the arbitrary (possibly non-string)
  // data value here. Described in https://tools.ietf.org/html/rfc4648#section-4
  // +optional
  map<string, bytes> data = 2;

  // stringData allows specifying non-binary secret data in string form.
  // It is provided as a write-only input field for convenience.

	// externalName is the external reference that discovery mechanisms will
	// return as an alias for this service (e.g. a DNS CNAME record). No
	// proxying will be involved.  Must be a lowercase RFC-1123 hostname
	// (https://tools.ietf.org/html/rfc1123) and requires `type` to be "ExternalName".
	// +optional
	ExternalName string `json:"externalName,omitempty" protobuf:"bytes,10,opt,name=externalName"`

                description: BPFPolicyDebugEnabled when true, Felix records detailed
                  information about the BPF policy programs, which can be examined
                  with the calico-bpf command-line tool.
                type: boolean
              chainInsertMode:
                description: 'ChainInsertMode controls whether Felix hooks the kernel''s

	// ExternalName is the external reference that kubedns or equivalent will
	// return as a CNAME record for this service. No proxying will be involved.
	// Must be a valid RFC-1123 hostname (https://tools.ietf.org/html/rfc1123)
	// and requires Type to be ExternalName.
	ExternalName string

	// ExternalIPs are used by external load balancers, or can be set by