WTD-1482.
Bulk-add JSDoc annotations, WTD-1482.
WTD-1051.
Add spec and in-line documentation for CompositeController, introduced to support integration of forms with the Create menu, WTD-593.
Add a controller for composite controls; this is used to flag contained controls as required when they have been partially filled in (to treat entering one of two such fields as invalid.) WTD-593.