hh: Collapse primary audio outputs

 * These are exactly the same. Just OR the flags together instead of
   confusing the HAL.
 * This appears to fix the occasional crackle on low-latency streams
   on other devices, so adding it here.

Change-Id: Id27093a09e6d0e296714221eae9f59f6d431f758
hammerhead: Make SYSTEM owner of cpu online files

This is required for the Settings app to online cpus
before writing to cpufreq files.

Change-Id: I63530bfcf095a0fbc432a908272bc89bb1ad89eb
hh: Better scaling values

 * Default slack is too long and boost is too high, these values
   collide. Fix them.
 * Set a better timer_rate to reduce jitter

Change-Id: Id99c1642ca38d184e75d09bd3afc71951a8801c0
Merge remote-tracking branch 'aokp/kitkat' into HEAD
Compile with 4.10.0, O3, strict aliasing and graphite

Signed-off-by: kecinzer <kecinzer@gmail.com>