Merge branch 'master' into lilypond/translation

* master:
  Add fluff sentences.
  Update from Francisco.
  Remove conflicting texidoc.
  Update for expressive.itely
  Tweak formatting of SL.
  figured bass: Implement backslashed figures (raised 6th steps)
  Minor corrections to NR 1.8
  Minor corrections in NR 1.8
  Update from Ralph with changes.
  New snippet for input/new