message: frontend: Change heading on RBAC binding form page to show binding type
  Change RBAC create / edit page heading and title to show either "Role
  Binding" or "Cluster Role Binding" depending on the current radio button
  selection.
diff: @@ -306,8 +306,9 @@ class BaseEditRoleBinding_ extends SafetyFirst {
  render () {
  const {kind, metadata, roleRef} = this.state.data;
  const subject = this.getSubject();
  - const {fixed, saveButtonText, title} = this.props;
  + const {fixed, saveButtonText} = this.props;
  const RoleDropdown = kind === 'RoleBinding' ? NsRoleDropdown : ClusterRoleDropdown;
  + const title = `${this.props.titleVerb} ${kindObj(kind).label}`;
  return <div className="rbac-edit-binding co-m-pane__body">
  <Helmet title={title} />
  @@ -378,7 +379,7 @@ export const CreateRoleBinding = ({location: {query}}) => <BaseEditRoleBinding
  roleRef: {kind: k8sKind(query.rolekind), name: query.rolename},
  }}
  isCreate={true}
  - title="Create Role Binding"
  + titleVerb="Create"
  />;
  const EditBinding = props => {
  @@ -388,12 +389,12 @@ const EditBinding = props => {
  export const EditRoleBinding = ({location, params, route}) => <Firehose kind={route.kind} name={params.name} namespace={params.ns}>
  <StatusBox>
  - <EditBinding subjectIndex={location.query.subjectIndex} title="Edit Role Binding" />
  + <EditBinding subjectIndex={location.query.subjectIndex} titleVerb="Edit" />
  </StatusBox>
  </Firehose>;
  export const CopyRoleBinding = ({location, params, route}) => <Firehose kind={route.kind} name={params.name} namespace={params.ns}>
  <StatusBox>
  - <BaseEditRoleBinding isCreate={true} subjectIndex={location.query.subjectIndex} title="Duplicate Role Binding" />
  + <BaseEditRoleBinding isCreate={true} subjectIndex={location.query.subjectIndex} titleVerb="Duplicate" />
  </StatusBox>
  </Firehose>;
  