Currently castellan can't be configured through octavia.conf as
conf is not passed while initializing backend.
Also document castellan configuration options in reference.
Backports on stable branches also include [0] which adds a release note.
[0] Iacc796737bad8881873da7db5273338c2cff9e68
Conflicts:
etc/config/octavia-config-generator.conf (doesn't exist on stable
branches)
Change-Id: I30b81866989c22b94fb77e62e7abd180f0f0af50
(cherry picked from commit f5ac714a7b)
(cherry picked from commit e8ada397f9)
(cherry picked from commit 8fbe035cd1)
(cherry picked from commit 006e0c5ff0)
318 B
318 B