Identify FW as Asuswrt-Merlin in motd
Updated documentation
Properly cleanup if we failed to open IPv6 filter file
Same applies for dualwan-lb code
Ensure IPv6 is enabled before attempting to add this rule (fixes regression from commit 945b46d767e5fa044184f0d414c7f5e8bd1af9db)
Merge branch 'master' of github.com:RMerl/asuswrt-merlin
Merge remote-tracking branch 'upstream/master'