Merge "Demo Mode instructions for Carrier Network Change icon"

                     | ```mobile```               |                | ```show``` to show icon, any other value to hide

                     |                            | ```datatype``` | Values: ```1x```, ```3g```, ```4g```, ```e```, ```g```, ```h```, ```lte```, ```roam```, any other value to hide

                     |                            | ```level```    | Sets mobile signal strength level (null or 0-4)

                     | ```carriernetworkchange``` |                | Sets mobile signal icon to carrier network change UX when disconnected (```show``` to show icon, any other value to hide)

```bars```           |                            |                | Control the visual style of the bars (opaque, translucent, etc)

                     | ```mode```                 |                | Sets the bars visual style (opaque, translucent, semi-transparent)

```status```         |                            |                | Control the system status icons