  o Minor bugfixes:
    - Fix some (not actually triggerable) buffer size checks in usage of
      tor_inet_ntop. Fixes bug 4434; bugfix on Tor 0.2.0.1-alpha. Patch
      by Anders Sundman.

  o Testing:
    - Numerous new unit tests for functions in util.c and address.c by
      Anders Sundman.
      
