[Merge] ~mwhudson/livecd-rootfs/+git/livecd-rootfs:no-server-but-live into livecd-rootfs:ubuntu/master

[Steve Langasek]

Review: Needs Fixing

Code has moved on a lot since this was raised. A lot of good ideas here, but some have been implemented separately, some no longer apply to the current code base.  Not sure if it's worth refactoring/rebasing/resubmitting, or abandoning; up to you
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https://code.launchpad.net/~mwhudson/livecd-rootfs/+git/livecd-rootfs/+merge/404009
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