Add support for doctests, contribution of Marius Gedminas
Small refactoring of the doctest checking method
Add simple --version and --help options.
Development version
Support python -m pyflakes.
Add attribute Message.col to report the columns offset.
Drop support of `python -m pyflakes` on Python 2.5, because Python 2.6 does not have this feature at all
Do not report redefinition when unassigning a globally imported module.
Do not report undefined name if the code is protected with a NameError handler.
Tests: rename the mock AST node class.
Fix issue with Turkish locale.
Fix issue with Turkish locale.
Refactor the handleNode method and improve caching.
Use a set() for the FunctionScope 'globals' attribute
Attribute usesLocals belongs to the FunctionScope
Support special locals like __tracebackhide__ for py.test.
Remove extra blank lines from the testsuite.
Reflow some docstrings.
Add docstrings to some modules, copyright moved to LICENSE and setup.py.
Add AUTHORS