Rename the .service files to .service.214


Signed-off-by: Tom Eastep <teastep@shorewall.net>
Add new .service files

Signed-off-by: Tom Eastep <teastep@shorewall.net>
Allow Shorewall-init installer to create SBINDIR if configure == 0

Signed-off-by: Tom Eastep <teastep@shorewall.net>
Avoid confusing output when 4.6.4 CLI executes a 'save'

- If a down-rev firewall is running, the savesets command produces
  confusing usage output

Signed-off-by: Tom Eastep <teastep@shorewall.net>
Remove 'optional' from the Universal interfaces file

Signed-off-by: Tom Eastep <teastep@shorewall.net>
Change SYSTEMDDIR to SERVICEDIR

Signed-off-by: Tom Eastep <teastep@shorewall.net>
Reinstate IPv6 DropSmurfs

Signed-off-by: Tom Eastep <teastep@shorewall.net>