This is a rebuild/make sync for charms to pickup the fix in charmhelpers to fix any inadvertant accesses of ['ca'] in the relation data before it is available from vault in the certificates relation. Fix in charmhelpers is in [1]. [1] https://github.com/juju/charm-helpers/pull/832 Closes-Bug: #2028683 Change-Id: I9fcffdef27fed3b50df523ff8bb9f279ea6ef2c4