[Merge] lp:~zulcss/nova/openwrt-copyright into lp:~openstack-ubuntu-packagers/nova/ubuntu

[Vish Ishaya]

Review: Approve
seems fine.  Honestly we aren't really using the wrt images for anything useful at this point, so they can probably be removed, but this works for now.
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https://code.launchpad.net/~zulcss/nova/openwrt-copyright/+merge/69273
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