Updated openstack/openstack
Project: openstack/oslo-incubator  dbe86724f5ec11dafcb403df2c2f0abaa5ca2155

Expanding the help text for policy_dirs

This change adds more explanation to the proper usage of the policy_dirs
configuration option.

Change-Id: I88cee29fd304b2828c2847787dc88701937a9117
Closes-Bug: #1394363