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

Universal is used to identify pure-Python module(by bdist_wheel). For
these, it is sufficient to build a wheel with _any_ Python ABI version
and publish that to PyPI (by whatever means).

Change-Id: I4315a0fed1c2f20c9997c58bdca40354e8093cb3

openstack/oslo.i18n,varunarya10/oslo.i18n