Keystone server no longer supports PKI/PKIZ. This change removes
keystonemiddleware's support of PKI/PKIZ and associated code.
Change-Id: I9a6639a2aa3774be61972d57f38220f66fd5c0e8
closes-bug: #1649735
partial-bug: #1736985
With keystone's move to eliminating pki, pkiz, and uuid tokens the
revocation list is no longer generated. Keystonemiddleware no longer
needs to attempt to retrieve it and reference it.
Change-Id: Ief3bf1941e62f9136dbed11877bca81c4102041b
closes-bug: #1361743
partial-bug: #1649735
partial-bug: #1736985
If the revocation list includes audit_ids, then when doing offline
validation also validate the token isn't revoked by audit_id.
Closes-Bug: 1490804
Change-Id: I483bc57bd38eb81a0905bcaf94e4ea82604919d6