am c726557c: 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 automerge: 1908515
automerge: 979dc00

* commit '979dc00bb9061d4bf448b9880096a323d06f19dd':
  Removing three obsolete lessons from TOC, which in turn removes them from building-userinfo.jd when built.