- doc


git-svn-id: https://gnunet.org/svn/gnunet@30968 140774ce-b5e7-0310-ab8b-a85725594a96
- process channel destroy notifications properly


git-svn-id: https://gnunet.org/svn/gnunet@30969 140774ce-b5e7-0310-ab8b-a85725594a96