circuit building fixes

On October 10, we released Tor version 0.2.2.4-alpha.

This release can be found at https://www.torproject.org/download/

It contains the following:
Major bugfixes:

• Fix several more asserts in the circuit_build_times code, for
  example one that causes Tor to fail to start once we have
  accumulated 5000 build times in the state file. Bugfixes on
  0.2.2.2-alpha; fixes bug 1108.

New directory authorities:

• Move moria1 and Tonga to alternate IP addresses.

Minor features: read more »

• Log SSL state transitions at debug level during handshake, and
  include SSL states in error messages. This may help debug future
  SSL handshake issues.
• Add a new "Handshake" log domain for activities that happen
  during the TLS handshake.
• Revert to the "June 3 2009" ip-to-country file. The September one