Fixed #6644 -- Fixed django.contrib.formtools tests to be better isolated when...

Fixed #6644 -- Fixed django.contrib.formtools tests to be better isolated when running outside of the Django test suite. Also moved around the new wizard's templates a bit to better fit the common app layout.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16616 bcc190cf-cafb-0310-a4f2-bffc1f526a37