Update usage of Barbican library

Update Barbican resources to use the new API of the client library.

Change-Id: Ia634b325cd251ef70eb5eb133a801a3f3510ec67
Closes-Bug: 1374128
Disable Abandon & Adopt features by default

Change-Id: I0c1e25650a3a6cab0211fb41eb2f6a02ef7dcc9f
Closes-Bug: #1375879
Merge "Update usage of Barbican library"
Merge "Disable Abandon & Adopt features by default"