This patch set provides PATCH capability for ldap-backed domain config,
and prevents silent failure if the configuration contains erroneous
setting. This also moves from loading .conf files into DB directly,
and uses the API endpoints.
Change-Id: I17a19046fa96e0f3e8fb029c156ba79c924a0097
Signed-off-by: Tin Lam <tin@irrational.io>