Fix assignment of tunnel IPs to mobile clients.
Do not create automatic outbound NAT rule for disabled openvpn servers and clients
Remove double defined 'localhost' on the list of networks to create outbound NAT rules. It should fix #3800
Move dhcp6c log to dhcpd.log, it fixes #3799
Do not reset source and destination port range values when it's an associated rule created by nat port forward. It fixes #3778
Actually disable this plugin for now. It was not really needed for solving the issues with IKEv1
Revert "Fix assignment of tunnel IPs to mobile clients."
This normally is not needed since the attr plugin deals with all this.

This reverts commit 00311d6a841c0f6fc162ea11da06569f10220f5e.