root/pypi: links for autograder

root/pypi autograder-3.7.7.tar.gz
root/pypi autograder-3.7.7-py3-none-any.whl
root/pypi autograder-3.7.6.tar.gz
root/pypi autograder-3.7.6-py3-none-any.whl
root/pypi autograder-3.7.5.tar.gz
root/pypi autograder-3.7.5-py3-none-any.whl
root/pypi autograder-1.0.0.tar.gz