Log Message:
erlang-stun: Update to 1.0.43

upstream changes:
-----------------
Version 1.0.43
  o Updating p1_utils to version 1.0.22.
  o Updating fast_tls to version 1.1.12.
  o stun_test: Start up transitive dependencies

Version 1.0.42
  o Updating fast_tls to version 1.1.11.

Version 1.0.41
  o Never accept Teredo/6to4 addresses as TURN peers.
  o Never accept 0.0.0.0/:: addresses as TURN peers.