Update broken link for 2.7.7

Update using https://pypi.python.org/pypi/setuptools/3.8.1

Error Traceback
Downloading setuptools-4.0.1.tar.gz...
-> https://pypi.python.org/packages/source/s/setuptools/setuptools-4.0.1.tar.gz
curl: (22) The requested URL returned error: 404 Not Found
error: failed to download setuptools-4.0.1.tar.gz