[Merge] lp:~mvo/ubuntu-release-upgrader/text-install-progress into lp:ubuntu-release-upgrader

[Michael Vogt]

P.S. If this looks good I'm happy to do the merge/upload, just want to have a additional pair of eyes on it.
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https://code.launchpad.net/~mvo/ubuntu-release-upgrader/text-install-progress/+merge/176872
Your team Ubuntu Core Development Team is requested to review the proposed merge of lp:~mvo/ubuntu-release-upgrader/text-install-progress into lp:ubuntu-release-upgrader.