root/pypi: links for s4cmd

root/pypi s4cmd-2.1.0.tar.gz
root/pypi s4cmd-2.0.1.tar.gz
root/pypi s4cmd-2.0.1-py2-none-any.whl
root/pypi s4cmd-2.0.0.tar.gz
root/pypi s4cmd-2.0.0-py2-none-any.whl
root/pypi s4cmd-1.5.20.tar.gz
root/pypi s4cmd-1.5.19.tar.gz