anchor.diff:  
   New commands can be created using `:define-command`.
   
  -See <<doc/pages/commands#declaring-new-commands,`:doc commands`>>.
  +See <<doc/pages/commands#declaring-new-commands,`:doc commands declaring-new-commands`>>.
   
   Some helper commands are available to define composite commands.
   
  -See <<doc/pages/commands#helpers,`:doc commands`>>.
  +See <<doc/pages/commands#helpers,`:doc commands helpers`>>.
   
   Aliases
   ~~~~~~~
  
positive.code: If a count is given prior to hitting `g`, `g` will jump to the given line.
  Using `G` will extend the selection rather than jump.
  
  See <<doc/pages/keys#goto-commands,`:doc keys`>>.
  
  View commands
  ~~~~~~~~~~~~~
  
negative.code: Commands beginning with `v` permit to center or scroll the current
  view. Using `V` will lock view mode until `<esc>` is hit
  
  See <<doc/pages/keys#view-commands,`:doc keys view-commands`>>.
  
  Marks
  ~~~~~
  