add fan out menu w/ close, duplicate, link and vr toggle (#1392)
add fan out menu w/ close, duplicate, link and vr toggle (#1392)


PolymerLabs/arcs,PolymerLabs/arcs,PolymerLabs/arcs,PolymerLabs/arcs,PolymerLabs/arcs,PolymerLabs/arcs,PolymerLabs/arcs,PolymerLabs/arcs