responive layout for bootstrap is usable now

append the following lines to you settings.py:
BOOTSTRAP_BASE_URL = 'http://twitter.github.com/bootstrap/assets/'
BOOTSTRAP_CSS_BASE_URL = BOOTSTRAP_BASE_URL + 'css/'
BOOTSTRAP_CSS_URLS = [
        BOOTSTRAP_CSS_BASE_URL + 'bootstrap.css',
        BOOTSTRAP_CSS_BASE_URL + 'bootstrap-responsive.css',
    ]

BOOTSTRAP_RESPONSIVE = True