[Merge] ~dbungert/livecd-rootfs:ubuntu-mini-iso into livecd-rootfs:ubuntu/master

[Dan Bungert]

updated branch to show work in progress.  Far enough along to output an ISO, but uses a layers style build (I don't think it needs that) and fails after iso creation on kernel things.
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https://code.launchpad.net/~dbungert/livecd-rootfs/+git/livecd-rootfs/+merge/436420
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