[Merge] ~ubuntustudio-dev/livecd-rootfs:ubuntu/master into livecd-rootfs:ubuntu/master

[Steve Langasek]

Review: Needs Information

Why is this not in the ubuntustudio-dvd-live seed instead?
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https://code.launchpad.net/~ubuntustudio-dev/livecd-rootfs/+git/livecd-rootfs/+merge/457362
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