Remove duplicate device identifier

Change-Id: I992a950e42308b7988fbb4f3a2fb5ad16111182a
naming: tools -> bluetooth

Change-Id: Ib3f1832199823960574259d8b769930856e3a46e
Move Gallery3D Overlay

Change-Id: Ia7e0322366f98020183eb827daf310121c12fbb2
Overhaul device tree

Change-Id: I457091849c0b16c8a55a6fbe4a377b69393d4061