Support building wheels (PEP-427)
Support building wheels (PEP-427)

With that, building and uploading wheels to PyPI is only one "python
setup.py bdist_wheel" away.

Change-Id: I51e0358e9a6efec26588ce076bda5e3fe2d91b44

rackerlabs/marconi,openstack/zaqar,openstack/zaqar,openstack/zaqar,openstack/zaqar