Add full support for Active/Active redudancy model
1. services could have enable dependency to services in other service groups
(standby group)
2. An active/active service failure will degraded the service group it is in
3. A failure of active/active service would not prevent a swact
4. Locking a controller that is sole active/active service
provider will be rejected. But lock with force option will still proceed
to lock the node.
5. sm-api bind to port 7777 on mgmt interface. (was localhost:7777)
Change-Id: I6f0354e1e8fc606c6f3b8b33e3ab862b47824232
Signed-off-by: Jack Ding <jack.ding@windriver.com>