[Checkins] [zopefoundation/ExtensionClass] 359112: add changelog and trove classifier

[GitHub]

  Branch: refs/heads/davisagli-pure-py
  Home:   https://github.com/zopefoundation/ExtensionClass
  Commit: 35911282ced4488bddecbdb50bf261a974898355
      https://github.com/zopefoundation/ExtensionClass/commit/35911282ced4488bddecbdb50bf261a974898355
  Author: David Glick <david at glicksoftware.com>
  Date:   2013-03-20 (Wed, 20 Mar 2013)

  Changed paths:
    M CHANGES.txt
    M setup.py

  Log Message:
  -----------
  add changelog and trove classifier