message: Better titles for overview page when namespace is selected.
diff: @@ -56,7 +56,7 @@ const Graphs = ({namespace}) => <div>
  <div className="col-xs-12 group">
  <div className="group__title">
  <DashboardLink id="qa_dashboard_k8s_health" to="/grafana/dashboard/db/kubernetes-cluster-health?orgId=1" />
  - <h4>Cluster Health</h4>
  + <h4>Health</h4>
  </div>
  <div className="group__body">
  <div className="row">
  @@ -146,7 +146,7 @@ const LimitedGraphs = () => <div>
  <div className="row">
  <div className="col-xs-12 group">
  <div className="group__title">
  - <h4>Cluster Health</h4>
  + <h4>Health</h4>
  </div>
  <div className="group__body">
  <div className="row">
  @@ -227,15 +227,20 @@ const permissionedLoader = () => {
  };
  export const ClusterOverviewPage = props => {
  + const namespace = _.get(props, 'match.params.ns');
  + let title = 'Cluster Status';
  + if (namespace) {
  + title = `Status of ${ namespace }`;
  + }
  return <div className="co-p-cluster">
  <div className="co-p-cluster__body">
  <StartGuide dismissible={true} />
  <Helmet>
  - <title>Cluster Status</title>
  + <title>{title}</title>
  </Helmet>
  - <NavTitle title="Cluster Status" />
  + <NavTitle title={title} />
  <div className="cluster-overview-cell co-m-pane">
  - <AsyncComponent namespace={_.get(props, 'match.params.ns')} loader={permissionedLoader} />
  + <AsyncComponent namespace={namespace} loader={permissionedLoader} />
  </div>
  <br />
  <SecurityScanningOverview
  