chg: dev: tidy
chg: dev: workaround for json of interfaces
chg: dev: return list for interfaces not iter
chg: dev: return list for interfaces not iter
chg: dev: add l2tp_v3 support for VIRLDEV-134
chg: dev: ability to exclude encapsulated nodes from IP alloc
chg: dev: add l2tp_v3 support for VIRLDEV-134