am 2c7e5631: am 7862ba29: am 6c8b80ac: Merge "Removing three obsolete lessons from TOC, which in turn removes them from building-userinfo.jd when built." into lmp-docs

* commit '2c7e563181405ae6a91edb57f654f884b8759c8e':
  Removing three obsolete lessons from TOC, which in turn removes them from building-userinfo.jd when built.