root/pypi: links for dovetail

root/pypi Dovetail-1.0beta3-py2.7.egg
root/pypi Dovetail-1.0beta2.tar.gz
root/pypi Dovetail-1.0beta2-py2.7.egg
root/pypi Dovetail-1.0beta.tar.gz
root/pypi Dovetail-1.0beta-py2.7.egg