Add oslo.policy.
Add oslo.policy.

This is now required by keystone.

eggmaster/rdoinfo,javierpena/rdoinfo,hguemar/rdoinfo,redhat-openstack/rdoinfo,hguemar/rdoinfo-Kilo,derekhiggins/rdoinfo,trown/rdoinfo,javierpena/rdoinfo-Kilo,apevec/rdoinfo-Kilo,xbezdick/rdoinfo