Install requirements from tarballs, not from git
Install requirements from tarballs, not from git

Intra-openstack depends not gotten from pypi need to be installed
from tarballs.o.o, otherwise we can't block other git clones.

Change-Id: Ic52f1b3903f86a91a2cc930d9b2645a39970a57c

rdo-management/tuskar,rdo-management/tuskar,rdo-management/tuskar