-more logging and doxygen fixes

git-svn-id: https://gnunet.org/svn/gnunet@31709 140774ce-b5e7-0310-ab8b-a85725594a96
-fix-ftbfs

git-svn-id: https://gnunet.org/svn/gnunet@31710 140774ce-b5e7-0310-ab8b-a85725594a96