Trivial: Update pypi url to new url
Trivial: Update pypi url to new url

Pypi url changed from [1] to [2]

[1] https://pypi.python.org/pypi/<package>
[2] https://pypi.org/project/<package>

Change-Id: I99a3c474e79b4b690781ac86e493307f4e7f4dd8

openstack/futurist