Major update to the nice/agent interface: Added full-mode API and initial implementation using the new nice/stun interface. Added unit test test-fullmode.c to cover the added functionality. Some public APIs of nice/agent/agent.h have been modified, making this change API/ABI incompatible.

darcs-hash:20070521153033-77cd4-c76ab583d06839e601f46b6734355dd8b66f7494.gz