am a18b429f: am fe340fac: am e624b3fa: update the init_google_navtree2 method...

am a18b429f: am fe340fac: am e624b3fa: update the init_google_navtree2 method to handle new format for sample nav tree data. and update highlighting logic to handle hashtags

* commit 'a18b429f':
  update the init_google_navtree2 method to handle new format for sample nav tree data. and update highlighting logic to handle hashtags