root/pypi: links for crowdtruth

root/pypi crowdtruth-2.1.tar.gz
root/pypi crowdtruth-2.1-py2-none-any.whl
root/pypi crowdtruth-2.1b1.tar.gz
root/pypi crowdtruth-2.0.tar.gz
root/pypi crowdtruth-2.0-py2-none-any.whl
root/pypi crowdtruth-2.0a1.tar.gz
root/pypi crowdtruth-2.0a1-py2-none-any.whl
root/pypi CrowdTruth-1.0.tar.gz