- unique constraint


git-svn-id: https://gnunet.org/svn/gnunet@31824 140774ce-b5e7-0310-ab8b-a85725594a96
new monitoring API


git-svn-id: https://gnunet.org/svn/gnunet@31825 140774ce-b5e7-0310-ab8b-a85725594a96
- restrict underlay based on whitelist for now


git-svn-id: https://gnunet.org/svn/gnunet@31826 140774ce-b5e7-0310-ab8b-a85725594a96