Add utils::fb_utilities::set_broadcast_address().
Set it to either broadcast_address or listen_address configuration value
if appropriate values are set. If none of the two values above
are set - abort the application.
Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com>
New in v2:
- Simplify the utils::fb_utilities::get_broadcast() logic.