Made code Python 3.2 compatible.
Added .tox folder to .gitignore file
Added tox.ini configuration file to prove tests pass across Python 2.6, 2.7, 3.2 and 3.3 in django versions 1.3 - 1.5
Added docs for running tox test suite.
Fixed docs
Updated history file
Merge pull request #3 from robcharlwood/master

Python 3.2 compatibility and support for tox.