root/pypi: links for text2chem

root/pypi text2chem-0.0.3.tar.gz
root/pypi text2chem-0.0.3-py3-none-any.whl
root/pypi text2chem-0.0.2.tar.gz
root/pypi text2chem-0.0.2-py3-none-any.whl