torc-tv: Consistent keypress handling for Button and Checkbox
torc-tv: Consistent 'pressed' state for CheckboxImage
torc-tv: Add Power.qml

- which is ropey at best
torc-tv: Cleanup Power.qml
torc-tv: Improved ButtonImage.qml

- more consistent sizing and margins
- add ShrinkToFit property to scale text to button
torc-tv: ModalImage.qml improvements
torc-tv: Add stack.js
torc-tv: Add TopMenu.qml
libtorc-core: Add missing Restarting call in TorcPowerOSX
libtorc-core: Fix log warning in TorcPowerOSX