Merge pull request #16 from ftoyama/helium

Bug#258 Unable to add l2tp_ip module for L2TPv3 over ip
Skip finding hypervisor vendor if cpu is other than x86_64.
Only depend on grub if archtecture is i386 or amd64
Fix is_live_boot check to account for the overlayfs change.
Bug #269: missed return in is_ec2_ami.
0.20.43+vyos1+helium7
Add Freescale i.MX serial device
Add vyod-intfwatchd for restoring IPv6 addresses after link flaps.
As bad as it can be, it seems to sort of work.
Bug #259: do not try to remove addresses that don't exist.
Merge branch 'helium' of github.com:vyos/vyatta-cfg-system into helium
0.20.43+vyos1+helium8
Set vyos-intfwatchd to start at boot by default.
0.20.43+vyos1+helium9
Merge remote branch 'upstream/helium' into helium
Change lower than static route the priority for l2tpv3.