batman-adv: Announce new capability via multicast TVLV

If the soft interface of a node is not part of a bridge then a node
announces a new multicast TVLV: The existence of this TVLV
signalizes that this node is announcing all of its multicast listeners
via the translation table infrastructure.

Signed-off-by: Linus Lüssing <linus.luessing@web.de>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>

diff --cc net/batman-adv/main.c
Simple merge

diff --cc net/batman-adv/multicast.c
Simple merge

diff --cc net/batman-adv/multicast.h
Simple merge

diff --cc net/batman-adv/originator.c
Simple merge

diff --cc net/batman-adv/packet.h
Simple merge

diff --cc net/batman-adv/soft-interface.c
Simple merge

diff --cc net/batman-adv/types.h
Simple merge