healthd: silence kernel log spilling by default

Same as in 4.4

Change-Id: I090df0a75bc24a041ee37fef0836d2bd6b6f2bf6
camera: sync with CAF

Change-Id: Ie4725f8662fefce8079fe4a73ed00264c3913df2
Merge remote-tracking branch 'omni/android-5.0' into android-5.0