Added identifier for St Andrews.
Filled out handlers for titleInfo and originInfo.
Filled out handler for location.
Filled out handler for subjects. Added subtitle support.
Filled out handler for rights statements.
Filled out handlers for abstracts and notes.
Filled out handler for identifiers.
Filled out handler for related items.
Filled out handler for names.
Deleted unused handlers.
Squashed some bugs, especially in name handling.