root/pypi: links for cmsplugin-pdf

root/pypi cmsplugin-pdf-0.5.1.tar.gz
root/pypi cmsplugin-pdf-0.4.tar.gz
root/pypi cmsplugin-pdf-0.3.1.tar.gz
root/pypi cmsplugin-pdf-0.3.tar.gz
root/pypi cmsplugin-pdf-0.2.tar.gz