Fix the file format used by FileBasedCache.
    
Somewhere between django 1.2 and 1.3, the filebasedcache started using the values as <file directory> rather than file://<file directory> (file URL format). This causes issues with the current Django installs where the filebased caches are created in the current directory starting with file:/
See the section on File Based Cache in https://docs.djangoproject.com/en/1.3/topics/cache/ (Django 1.3) and https://docs.djangoproject.com/en/1.2/topics/cache/ (Django 1.2)

Manual. I dint have a site install,but changed settings.py to simulate the same effect.