Revert "set mtu and mac address after creation"
Revert "set mtu and mac address after creation"

This reverts commit ab21170f3c51a43d76507aaa83a333cdc855a45c.

TrilliumIT/docker-drouter,TrilliumIT/docker-vxlan-plugin,clinta/docker-vxlan-plugin,clinta/docker-vxlan-plugin,TrilliumIT/docker-vxlan-plugin,TrilliumIT/docker-drouter