towards sanity in SRV handling

git-svn-id: https://gnunet.org/svn/gnunet@33565 140774ce-b5e7-0310-ab8b-a85725594a96
-implement SRV serialization

git-svn-id: https://gnunet.org/svn/gnunet@33566 140774ce-b5e7-0310-ab8b-a85725594a96
-avoid 'hu', as it is unsigned short, not uint16_t

git-svn-id: https://gnunet.org/svn/gnunet@33567 140774ce-b5e7-0310-ab8b-a85725594a96
-fixes for consistency

git-svn-id: https://gnunet.org/svn/gnunet@33568 140774ce-b5e7-0310-ab8b-a85725594a96
Add profiler stub for DHT.


git-svn-id: https://gnunet.org/svn/gnunet@33569 140774ce-b5e7-0310-ab8b-a85725594a96