am c120c3fe: am 1ef0d363: am 285f0772: Merge "clean up the sample template files to remove unused stuff and fix the collapsible project list and highlight the Samples nav" into jb-mr2-docs

* commit 'c120c3fecb193835d56beec245913111f2fc8e41':
  clean up the sample template files to remove unused stuff and fix the collapsible project list and highlight the Samples nav