Add missing POD for the new ThingFieldsList form handler.

lib/WebGUI/Form/ThingFieldsList.pm

@@ -1,11 +1,52 @@
 package WebGUI::Form::ThingFieldsList;
 
+=head1 LEGAL
+
+ -------------------------------------------------------------------
+  WebGUI is Copyright 2001-2009 Plain Black Corporation.
+ -------------------------------------------------------------------
+  Please read the legal notices (docs/legal.txt) and the license
+  (docs/license.txt) that came with this distribution before using
+  this software.
+ -------------------------------------------------------------------
+  http://www.plainblack.com                     info@plainblack.com
+ -------------------------------------------------------------------
+
+=cut
+
 use strict;
 use base 'WebGUI::Form::SelectList';
 
+=head1 NAME
+
+Package WebGUI::Form::ThingyFieldsList
+
+=head1 DESCRIPTION
+
+Creates a content type selector which can be used in conjunction with the Thingy to pick a list
+of fields in that thingy.
+
+=head1 SEE ALSO
+
+This is a subclass of WebGUI::Form::Selectlist.
+
+=head1 METHODS 
+
+The following methods are specifically available from this class. Check the superclass for additional methods.
+
+=cut
 
 #----------------------------------------------------------------------------
 
+=head2 www_getThingFields ($session)
+
+Returns a JSON encoded hash which contains a list of fieldIds and labels
+from the Thingy_fields table for the Thing given by the form variable 'thingId'.
+
+=head3 $session
+
+=cut
+
 sub www_getThingFields {
     my ( $session ) = @_;