[Merge] ~xypron/livecd-rootfs:armhf into livecd-rootfs:ubuntu/master

[Brian Murray]

Review: Needs Fixing

Mantic has been released so we could merge this now but we should fix the bug reference in the commit message which has a typo - LP: 0 vs LP: #. Can you do that @xypron?
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https://code.launchpad.net/~xypron/livecd-rootfs/+git/livecd-rootfs/+merge/453082
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