r31705@martha (orig r1240): edenc | 2009-09-28 20:19:59 -0400

 made hidden array field use the value event instead of value_string
 r31706@martha (orig r1241):  purge | 2009-10-02 04:51:59 -0400
 allow redirect_to a url parameter
 r31707@martha (orig r1242):  groditi | 2009-10-02 16:09:49 -0400
 undo change allowing domain in redirect_to
 r31708@martha (orig r1243):  groditi | 2009-10-02 16:10:38 -0400
 cleanup of hard to read layout_args code