Enable eject SDCard

Change-Id: Ie57f2155e0167aec38b53904906f3eb8f0693e7a
P51XX: Enable lockscreen rotation by default

Change-Id: If23f3e68a6dd93045dc6de084ae3369d97b67bf4
P51XX: Add audio.r_submix.default for casting

Change-Id: Ic284d19ac5ada7ea23a03bfe1b8ff9f2697f1fe3
P51XX: add "AUDIO_DEVICE_OUT_EARPIECE" to audio_policy.conf

Change-Id: Ia9a30986ee78679ef0adeee077258dd9cfc3f47b
P51XX: dock audio: follow your little brother

Match P31XX changes.

Change-Id: Ibac84ff0c2193a35f041fe40ec050a95733d970d
P51XX: add soft-reboot option

Change-Id: I377173badc9b014218939403c72ecd1958466721