root/pypi: links for subdownloader

root/pypi subdownloader-2.1.0.tar.gz
root/pypi subdownloader-2.1.0-py3-none-any.whl
root/pypi SubDownloader-2.1.0rc4-py3-none-any.whl
root/pypi SubDownloader-2.1.0rc3-py2.py3-none-any.whl
root/pypi SubDownloader-2.1.0rc2-py2.py3-none-any.whl
root/pypi SubDownloader-2.1.0rc1-py2.py3-none-any.whl
root/pypi SubDownloader-2.0.19-py3.5.egg