Allow tablets to send SMS if enabled in device overlays (1/2)

Change-Id: I51771c28415352ee0838fa1507a1461c652d56e8
settings: fix exception in BatterySipper.getQuickNameIconForUid

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Change-Id: I4da880532788de78debffe594faf08eee0389014
Always show band 0

None of the phones I tested ever displayed Automatic band selection as a
choice, probably because no baseband is going to report it supports
mythical band 0. Make sure it is always displayed.

Change-Id: I5082b04ee63a2916941fd1db40762fa990d59583