Log Message:
Update to 0.9.2:

0.9.2	2015-04-25

  BUG FIXES

   * Support failing server certification check. (Mitsuhiro Koga, #1059821)

  CHANGES

   * Drop support for Python versions before 2.6. (Jelmer Vernooij)

  IMPROVEMENTS

   * Support PYDOCTOR_OPTIONS in Makefile. (Jelmer Vernooij)