Import with_statement for Python 2.5
Merge pull request #4 from singingwolfboy/master

Python 2.5 compatibility
Remove failing import of DjangoTestRunner

Remove failing import of DjangoTestRunner from zen.py. The code works without it and it no longer exists in Django 1.5
Rename README to README.rst
Merge pull request #8 from timhughes/master

Fixing failed import of DjangoTestRunner
Update setup.py
Merge pull request #1 from coderanger/master

latest from upstream