[Merge] lp:~michael-sheldon/ubuntu-download-manager/persistent-download-model into lp:ubuntu-download-manager

[Scott Sweeny]

Review: Approve

LGTM :)
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https://code.launchpad.net/~michael-sheldon/ubuntu-download-manager/persistent-download-model/+merge/275553
Your team Ubuntu Phablet Team is requested to review the proposed merge of lp:~michael-sheldon/ubuntu-download-manager/persistent-download-model into lp:ubuntu-download-manager.