anchor.diff:  	point to the narrowest scope available in the current context
   
   *unset-option* <scope> <name>::
  +	*alias* unset +
   	unset the value of an option (c.f. the 'options' documentation page)
   
   *update-option* <scope> <name>::
  
positive.code: 	documentation page)
  
  *remove-hooks* <scope> <group>::
  	remove every hooks in *scope* that are part of the given *group*
  	(c.f. the 'hooks' documentation page)
  
  *add-highlighter* [<flags>] <highlighter_name> <highlighter_parameters> ...::
  	add a highlighter to the current window (c.f. the 'highlighters'
  	documentation page)
  
  *remove-highlighter* <highlighter_id>::
  	remove the highlighter whose id is *highlighter_id* (c.f. the
  	'highlighters' documentation page)
  
  
negative.code: 	load named colorscheme
  
  *rename-client* <name>::
  	*alias* nc +
  	set current client name
  
  *rename-buffer* <name>::
  