use test specific namestore db


git-svn-id: https://gnunet.org/svn/gnunet@30936 140774ce-b5e7-0310-ab8b-a85725594a96
separate from default and clean up


git-svn-id: https://gnunet.org/svn/gnunet@30937 140774ce-b5e7-0310-ab8b-a85725594a96
-cleaning up UDP broadcast code, preparing for cryogenic

git-svn-id: https://gnunet.org/svn/gnunet@30938 140774ce-b5e7-0310-ab8b-a85725594a96
- don't timeout SHUTDOWN_PEERS operation


git-svn-id: https://gnunet.org/svn/gnunet@30939 140774ce-b5e7-0310-ab8b-a85725594a96