Comment 2 for bug 1577278

Reviewed: https://review.opencontrail.org/20035
Committed: http://github.org/Juniper/contrail-controller/commit/714a72ce8810e2c4c4ea17b271c3e72a8f542bb5
Submitter: Zuul
Branch: master

commit 714a72ce8810e2c4c4ea17b271c3e72a8f542bb5
Author: Nischal Sheth <email address hidden>
Date: Thu Apr 28 13:37:39 2016 -0700

Rework bgp membership manager to improve scalability

See bug description for motivation.

This is an initial version of the new implementation with unit
tests. See comments in bgp_membership.h for design details.

Pending items:

- Cleanup of APIs related to unregistration
- Integration with peer close and graceful restart code
- Integration with rest of control node
- More unit tests

Change-Id: Idc86148a988d7dc19c3ee1c3d05e22e63868ed59
Partial-Bug: 1577278