[Merge] lp:~jamesodhunt/ubuntu/vivid/ubuntu-core-upgrader/implement-format-command into lp:ubuntu/ubuntu-core-upgrader

[Michael Vogt]

Thanks for updating the branch. I still feel uneasy about the sys.exit() but as you pointed out this is already done in other places in the code.
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https://code.launchpad.net/~jamesodhunt/ubuntu/vivid/ubuntu-core-upgrader/implement-format-command/+merge/255359
Your team Ubuntu branches is requested to review the proposed merge of lp:~jamesodhunt/ubuntu/vivid/ubuntu-core-upgrader/implement-format-command into lp:ubuntu/ubuntu-core-upgrader.