[Merge] ~paelzer/ubuntu-seeds/+git/platform:usrmerge-add-usr-is-merged into ~ubuntu-core-dev/ubuntu-seeds/+git/platform:mantic

[Christian Ehrhardt ]

I'm not sure who to set as reviewer, the default of core-devs might be a bit too generic.
I'll add the leads of foundations and CPC to re-assign as the see fit.
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https://code.launchpad.net/~paelzer/ubuntu-seeds/+git/platform/+merge/446838
Your team Ubuntu Core Development Team is requested to review the proposed merge of ~paelzer/ubuntu-seeds/+git/platform:usrmerge-add-usr-is-merged into ~ubuntu-core-dev/ubuntu-seeds/+git/platform:mantic.