[Merge] ~davidkrauser/livecd-rootfs/+git/livecd-rootfs:hyperv-gallery-images into livecd-rootfs:ubuntu/master

[Francis Ginther]

Review: Approve

+1 thanks again for picking this up and iterating on this to get it in good shape.
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https://code.launchpad.net/~davidkrauser/livecd-rootfs/+git/livecd-rootfs/+merge/366849
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