Refactor local_networks in L2ML2App
Refactor local_networks in L2ML2App

Change-Id: I2d4332b17d8b1c7f6ff45598c144c29e0de108d8
Signed-off-by: Dima Kuznetsov <519838b48dbbb651c1310d43d5177ad07afe41f2@toganetworks.com>

openstack/dragonflow,openstack/dragonflow,openstack/dragonflow