mwan3: update to version 1.5-4

Fix issue with more than one link route on a wan interface

Signed-off-by: Jeroen Louwes <jeroen.louwes@gmail.com>
mwan3: update to version 1.5-6

Fixed issue where mwan3 would not immediately set interface down on link-loss event
Added feature to define last-resort action on policies with no members

Signed-off-by: Jeroen Louwes <jeroen.louwes@gmail.com>
mwan3: update to version 1.5-7

Fixed issue where an manual ifup-ed interface would immediatly go down again
Remove from init as mwan3 is not a service

Signed-off-by: Jeroen Louwes <jeroen.louwes@gmail.com>
mwan3: update to version 1.5-8

Fix bug introduced in version 1.5-7; args were not parsed to script.

Signed-off-by: Jeroen Louwes <jeroen.louwes@gmail.com>