Remove CMWalls, CMFileMan, and CMHome; add TOUpdater

Change-Id: I5dbdb4530cc739a3dd1ce2bf1e770a977f3cf1d8
overlay: Enable more global actions

* Bring back airplane mode and reboot options
* Just like the old days :)

Change-Id: I26940d5874d4294883fae0d1dbe6031a13ed2645