  result refactoring tasks
    Handle dynamic selection lists in result rendering
    api for result
    put back empty related fields for fif (to allow filling in if empty)
  Unique support for non-top-level fields?
  Create multibox widget & rendering for checkbox group for multiple select
  Improve example of Repeatable form (BookDB, User) to do adds & deletes with js
  Create more usable 'add_field' routine that will handle ordering, parent,
      and form attributes. Use in create_instance.
  add Rendering modules: TT using Data::Section? using HTML::Dom or Treebuilder?, Reaction?
  improve auto field support 
  investigate a Catalyst View to provide better template support (like Reaction)
