Wrap opus in ogg container

git-svn-id: https://gnunet.org/svn/gnunet@31940 140774ce-b5e7-0310-ab8b-a85725594a96
More W32 resolver workarounds

git-svn-id: https://gnunet.org/svn/gnunet@31941 140774ce-b5e7-0310-ab8b-a85725594a96
Add hostname to conversation config

git-svn-id: https://gnunet.org/svn/gnunet@31942 140774ce-b5e7-0310-ab8b-a85725594a96
Check that we're not scheduling destroy twice

git-svn-id: https://gnunet.org/svn/gnunet@31943 140774ce-b5e7-0310-ab8b-a85725594a96
Fix vpn helper argparsing logic

git-svn-id: https://gnunet.org/svn/gnunet@31944 140774ce-b5e7-0310-ab8b-a85725594a96