message: Fix unused navigation entry
  Select Graph as default one
diff: @@ -7,8 +7,6 @@ import ServiceDetailsPage from '../../pages/ServiceDetails/ServiceDetailsPage';
  import ServiceGraphPage from '../../pages/ServiceGraph/ServiceGraphPage';
  import ServiceListPage from '../../pages/ServiceList/ServiceListPage';
  -const homePath = '/';
  -const homeTitle = 'Overview';
  const serviceGraphPath = '/service-graph/istio-system';
  const serviceGraphTitle = 'Graph';
  const servicesPath = '/services';
  @@ -28,12 +26,10 @@ class Navigation extends React.Component {
  }
  navigateTo(e: any) {
  - if (e.title === serviceGraphTitle) {
  - this.context.router.history.push(serviceGraphPath);
  - } else if (e.title === servicesTitle) {
  + if (e.title === servicesTitle) {
  this.context.router.history.push(servicesPath);
  } else {
  - this.context.router.history.push(homePath);
  + this.context.router.history.push(serviceGraphPath);
  }
  }
  @@ -45,12 +41,11 @@ class Navigation extends React.Component {
  <VerticalNav.Brand iconImg={pfLogo} titleImg={pfBrand} />
  </VerticalNav.Masthead>
  <VerticalNav.Item
  - title={homeTitle}
  - iconClass="fa fa-dashboard"
  + title={serviceGraphTitle}
  + iconClass="fa pficon-topology"
  onClick={this.navigateTo}
  initialActive={true}
  />
  - <VerticalNav.Item title={serviceGraphTitle} iconClass="fa pficon-topology" onClick={this.navigateTo} />
  <VerticalNav.Item title={servicesTitle} iconClass="fa pficon-service" onClick={this.navigateTo} />
  </VerticalNav>
  <Switch>
  