include minimal google apps

Change-Id: I4f40e6aa54aca7aafd04c2b12b06b71d06b95e16
audio.h from jb4.3

Change-Id: Ifa53288801b8e3d9f7724b44cfe55c9bdebc66d4
jb 4.3 did not has 'def_low_battery_sound_timeout because'

Change-Id: Ib82ba0152e7ae37f68368cf73aecb6ce7c8bc500