message: Replaced old details instead of pushing new
diff: @@ -28,6 +28,10 @@ var openLink = (url) => {
  Linking.getInitialURL().then(openLink);
  Linking.addEventListener('url', ({url}) => openLink(url));
  +detail.truncateCrumbTrail = (state, data, crumbs) => (
  + crumbs[crumbs.length - 1].state === detail ? crumbs.slice(0, -1) : crumbs
  +);
  +
  export default ({crumb}) => (
  <NavigationHandler stateNavigator={stateNavigator}>
  <Scene crumb={crumb} />
  