find7a: overlay bringup [WIP]

Overlays added:
 - Enable LTE
 - translucent_lockscreen_decor
 - home button wake
 - notification LED
 - charging LED
 - lidControlsSleep

Overlays updated:
 - off-screen gestures comment

Overlays removed:
 - none (yet)

Change-Id: I2306ba458311fcba4f92048aa921fb5c145b98af