-----------------------------
* Added worksheet tables. See :ref:`tables` and :ref:`ex_tables`.
* Tested with the new Python stable releases 2.7.4 and 3.3.1. All tests now
pass in the following versions:
* Python 2.6
* Python 2.7.2
* Python 2.7.3
* Python 2.7.4
* Python 3.1
* Python 3.2
* Python 3.3.0
* Python 3.3.1
* There are now over 700 unit tests including more than 170 tests that
compare against the output of Excel.