NB: Reverse Most of these changes - before adding to Trunk!!!!
* Added missing BitDht callback functions for test/example code.
* Switch tests/example to OSX compile.
* DISABLE_BAD_PEER_FILTER (as it doesn't like local net)
* Reduced Minimum Peer Counts for DHT to be considered active.
* Added LOCALNET_TESTING to rsinit.cc
- new Commandline Option -R <lport-uport> to restrict UDP ports.
- Enables LocalNet in UdpStunner.
git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-dhtmods@4756 b45a01b8-16f6-495d-af2f-9b41ad6348cc