This replaces the vlan setup code that previously used the old vconfig
binary with a new implementation using the iproute2 interface.
vconfig does not handle many of the newer setups. No automatic migration
path is provided, as altering the configuration is non-trivial.
Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>
Written-by: Guillaume Castagnino <casta@xwing.info>
X-Gentoo-Bug: 346365