hammerhead: Make audio not suck anymore.

 * Add support for additional low-power offload modes
 * Enable gapless playback support
 * Enable 24-bit playback
 * Enable the compander for increased dynamic range on headphones
   and speaker output

Change-Id: If8cae7e940ba753d8b155017b15239bb49616b72
audio_effects: Add stereowide effect

Change-Id: I5238369a4b04d0061b51313a99edb05932fc927b
Enable gcc 4.8

Change-Id: I4fec10e41b2b676b9f70dba9e304e6833735c853
hammerhead: Enable lockscreen rotation

Change-Id: Ie5e2c2598a960140a831d02c000b37630e219665
Back to gcc 4.7

GCC 4.8 causes a nasty crash when rendering lens blur

Change-Id: I3aea098eeb1aa36fbb6b156dc12982dd13c34c06
Signed-off-by: Evan Anderson <evan@thelinuxman.us>
Revert "Back to gcc 4.7"

I don't use google camera :D

This reverts commit ac765922d67a6b6e716a3f062448a98e9d588c24.