remove unused header struct


git-svn-id: https://gnunet.org/svn/gnunet@33823 140774ce-b5e7-0310-ab8b-a85725594a96
updated peer ids in test cfg


git-svn-id: https://gnunet.org/svn/gnunet@33824 140774ce-b5e7-0310-ab8b-a85725594a96