[Merge] lp:~mwhudson/livecd-rootfs/subiquity-device-timeout into lp:livecd-rootfs

[Michael Hudson-Doyle]

I haven't tested this yet. Seems like something that should be, so I've uploaded to one of my ppas and will kick off a livefs build when that gets published.
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https://code.launchpad.net/~mwhudson/livecd-rootfs/subiquity-device-timeout/+merge/337979
Your team Ubuntu Core Development Team is requested to review the proposed merge of lp:~mwhudson/livecd-rootfs/subiquity-device-timeout into lp:livecd-rootfs.