prebuilt: move HALs

Change-Id: Iaa4724d8aa040dd451359113504db3cc1c22f1ec
set world write on backlight for now (complaining in logcat)

Change-Id: I1a62d713876bb70f0032ded1e0f0a0a6ca18ddd8
prebuilt: add smartvolume files

Change-Id: I9c56e8e5da18286dc418cbd162b8e278a49e84bf
update build

Change-Id: I53a1a33343e96bd77816af15c2aae035e7af19f0