Comment 52 for bug 1804562

Reviewed: https://review.openstack.org/619412
Committed: https://git.openstack.org/cgit/openstack/puppet-ceilometer/commit/?id=6e5261868a59ae7f05a20b22f4e7bc66bce067ef
Submitter: Zuul
Branch: master

commit 6e5261868a59ae7f05a20b22f4e7bc66bce067ef
Author: ZhongShengping <chdzsp@163.com>
Date: Thu Nov 22 11:31:55 2018 +0800

    deprecate pki related options

    check_revocations_for_cached and hash_algorithms are deprecated for
    removel because of PKI token format is no longer supported.
    Update warning message and add a release note.

    Change-Id: Idb200319b86062f0d145cd1650349dd8337a953d
    Closes-Bug: #1804562
    Closes-Bug: #1804720