anchor.diff:      (:li (command-markup 'describe-variable) ": View the value and documentation
   of a variable.")
       (:li (command-markup 'describe-class) ": Lookup a class documentation and all its slots.")
  -    (:li (command-markup 'describe-slot) ": Lookup a class slot value and documentation."))
  +    (:li (command-markup 'describe-slot) ": Lookup a class slot value and documentation.")
  +    (:li (command-markup 'describe-any) ": The conflation of all the 'describe' functions."))
      (:p "A good starting point is to study the documentation of the classes "
          (:code "browser") ", " (:code "window") ", " (:code "buffer") " and "
          (:code "prompt-buffer") ".")))
  
positive.code:     (:li (command-markup 'vcs-clone) ": Clone version control repository
  matching current URL.")
      (:li (command-markup 'download-open-file) ", " (command-markup 'download-open-file)
           ": Open file in Nyxt or externally.  See `*open-file-function*'.")
      (:li (command-markup 'edit-with-external-editor)
           ": Edit selected HTML input tag with an external editor.")
      (:li (command-markup 'quit) ": Close all Nyxt windows and quit."))
  
negative.code:     (:li (:code "super") " (" (:code "S") "): Windows key, Command key")
      (:li (:code "meta") " (" (:code "M") "): Alt key, Option key")
      (:li (:code "shift") " (" (:code "s") "): Shift key"))
     (:p "Modifiers can be remapped, see the " (:code "modifier-translator")
         " slot of the " (:code "gtk-browser") " class.")
  
     (:h3 "Quickstart keys")
     (:ul
  