system.prop: remove debug.enabletr (has no use) (this is dynamically selected) set media.stagefright.enable-scan to true (supposedly fixes video streaming) ums: add system.prop defines
general: disable low power audio

Change-Id: I2345e9c59ae98bfcdcb46dee9fbcb675ff993619
AndroidProducts: this is how it should be, not the other way around

Change-Id: I46164f69162523f5800b18147939258bc71cbc6d
media_codecs: add media_codecs which were accidentlly removed

Change-Id: I272d1ac0b041782545db8cda52e0c60abb4b7a26
overlay: update overlay remove dimens (we do fine without it)

Change-Id: I400c9dc24002993f12a469f1ecd02ecee13946a2