nuwa/dev: links for mediasigner

root/pypi mediasigner-0.6.3.tar.gz
root/pypi mediasigner-0.6.3-py3-none-any.whl
root/pypi mediasigner-0.6.3.dev1.tar.gz
root/pypi mediasigner-0.6.3.dev1-py3-none-any.whl
root/pypi mediasigner-0.6.2.tar.gz
root/pypi mediasigner-0.6.2-py3-none-any.whl
root/pypi mediasigner-0.6.2.dev10.tar.gz
root/pypi mediasigner-0.6.2.dev10-py3-none-any.whl