The OpenStack infrastructure's PyPI mirror (pypi.openstack.org) shouldn't be used for 3rd parties so setting the default to pypi.dfw.openstack.org instead. Change-Id: I7720ad7d3b23816c63e971112a3a733bde52b7f4
A simple next step is to have select-mirror just default everything to the same thing. Change-Id: I9882167596de0791eda86397510e2a942848f5c5