Updated openstack/openstack
Project: openstack/glance  c8dcacc454197fa3f837cfcaa483b4184666eb41
null
Documentation for using policies for protected properties

Add documentation for using policies to describe
property protections.

Related to bp api-v2-property-protection

Change-Id: Ic1fc4d3d69dee7ba65462a5bda6cdbe1a266077e