[Merge] ~mwhudson/livecd-rootfs/+git/livecd-rootfs:lp-2028213 into livecd-rootfs:ubuntu/master

[Dan Bungert]

This looks correct.  Certainly the prospect of replacing reduce_pass_size with a rsync call sounds quite nice!
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https://code.launchpad.net/~mwhudson/livecd-rootfs/+git/livecd-rootfs/+merge/447749
Your team Ubuntu Core Development Team is requested to review the proposed merge of ~mwhudson/livecd-rootfs/+git/livecd-rootfs:lp-2028213 into livecd-rootfs:ubuntu/master.