Updated startproject MIDDLEWARE_CLASSES in docs.

        'django.middleware.common.CommonMiddleware',

        'django.middleware.csrf.CsrfViewMiddleware',

        'django.contrib.auth.middleware.AuthenticationMiddleware',

        'django.contrib.auth.middleware.SessionAuthenticationMiddleware',

        'django.contrib.messages.middleware.MessageMiddleware',

        'django.middleware.clickjacking.XFrameOptionsMiddleware',

        'django.middleware.security.SecurityMiddleware',

    ]

A Django installation doesn't require any middleware —