root/pypi: links for link-preview

root/pypi link_preview-1.0.zip
root/pypi link_preview-0.9.zip
root/pypi link_preview-0.7.zip
root/pypi link_preview-0.6.zip
root/pypi link_preview-0.5.zip
root/pypi link_preview-0.4.zip
root/pypi link_preview-0.3.zip
root/pypi link_preview-0.2.zip
root/pypi link_preview-0.1.zip