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: I8a94ae70c638927f113d9a648f8cd5df41474bba

openstack/python-neutronclient,noironetworks/python-neutronclient,noironetworks/python-neutronclient,openstack/python-neutronclient