Use existing igmp static join infrastructure.
Add an enum to distinguish static from proxy joins.
Signed-off-by: Barry A. Trent <barry.trent@atcorp.com>
Try to untangle some spaghetti...
This is an 1:1 change that should not result in any functional
difference.
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>