root/pypi: links for tradesignals

root/pypi tradesignals-0.1.0a3.tar.gz
root/pypi tradesignals-0.1.0a3-py3-none-any.whl
root/pypi tradesignals-0.1.0a2.tar.gz
root/pypi tradesignals-0.1.0a2-py3-none-any.whl