one break to break it all: 
disconnecting blacklist client was removed from first blacklist check only


git-svn-id: https://gnunet.org/svn/gnunet@32811 140774ce-b5e7-0310-ab8b-a85725594a96
improved network lookup 


git-svn-id: https://gnunet.org/svn/gnunet@32812 140774ce-b5e7-0310-ab8b-a85725594a96