Show disabled interface when it was already part of interface group, it avoids to show a random interface instead and let user to add it by mistake. It should fix #3680
Unset iflist and iflist_disabled
client-config-dir is also useful when using OpenVPN's internal DHCP while bridging.
remove openbgpd bits from system_gateways_edit and system.inc. The package
match is case-sensitive and hasn't matched the openbgpd package's name in
at least 5 years, so it doesn't do anything. It's far from functional in
any useful manner even fixing that issue.