Use oslo crypto
Use oslo crypto

Use olso crypto as the new encryption solution.

Change-Id: I80b76dc5acef5362c49c437bdefdf88f08983fc4
Closes-bug: #1251647

openstack/heat,miguelgrinberg/heat,cwolferh/heat-scratch,rh-s/heat,pratikmallya/heat,dims/heat,srznew/heat,rh-s/heat,steveb/heat,NeCTAR-RC/heat,ntt-sic/heat,pratikmallya/heat,noironetworks/heat,pshchelo/heat,srznew/heat,takeshineshiro/heat,ntt-sic/heat,miguelgrinberg/heat,redhat-openstack/heat,gonzolino/heat,maestro-hybrid-cloud/heat,cryptickp/heat,cryptickp/heat,dragorosson/heat,steveb/heat,cwolferh/heat-scratch,pshchelo/heat,rdo-management/heat,redhat-openstack/heat,noironetworks/heat,gonzolino/heat,dragorosson/heat,NeCTAR-RC/heat,maestro-hybrid-cloud/heat,rdo-management/heat,dims/heat,jasondunsmore/heat,takeshineshiro/heat,openstack/heat,jasondunsmore/heat