[Merge] ~mwhudson/livecd-rootfs/+git/livecd-rootfs:canary-dedup-snaps into livecd-rootfs:ubuntu/master

[Steve Langasek]

Can you point to the successful output with this version?
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https://code.launchpad.net/~mwhudson/livecd-rootfs/+git/livecd-rootfs/+merge/449698
Your team Ubuntu Core Development Team is requested to review the proposed merge of ~mwhudson/livecd-rootfs/+git/livecd-rootfs:canary-dedup-snaps into livecd-rootfs:ubuntu/master.