[Merge] lp:~xnox/ubuntu-seeds/unity8-removals into lp:~ubuntu-core-dev/ubuntu-seeds/ubuntu-touch.artful

[Christopher Townsend]

libertine is no longer a thing and can be removed
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https://code.launchpad.net/~xnox/ubuntu-seeds/unity8-removals/+merge/323615
Your team Ubuntu Core Development Team is requested to review the proposed merge of lp:~xnox/ubuntu-seeds/unity8-removals into lp:~ubuntu-core-dev/ubuntu-seeds/ubuntu-touch.artful.