[Merge] lp:~sergiusens/ubuntu-seeds/filemanager-- into lp:~ubuntu-core-dev/ubuntu-seeds/ubuntu-touch.saucy

[Loïc Minier]

Review: Approve

Ok; note that the _staged list is not used anywhere and that this is just a cleanup.
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https://code.launchpad.net/~sergiusens/ubuntu-seeds/filemanager--/+merge/191072
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