api: Add network_nat_address extension
api: Add network_nat_address extension

Signed-off-by: tomponline <311bb6b467675b937a24a1860d8fd7780626c535@tomp.uk>

lxc/lxd,mjeanson/lxd,stgraber/lxd,hallyn/lxd,stgraber/lxd,stgraber/lxd,stgraber/lxd,lxc/lxd,atxwebs/lxd,Skarlso/lxd,mjeanson/lxd,Skarlso/lxd,atxwebs/lxd,hallyn/lxd,stgraber/lxd,atxwebs/lxd,mjeanson/lxd,Skarlso/lxd,lxc/lxd,lxc/lxd,stgraber/lxd,lxc/lxd,atxwebs/lxd,hallyn/lxd,stgraber/lxd,hallyn/lxd,lxc/lxd,hallyn/lxd,Skarlso/lxd,lxc/lxd,hallyn/lxd