Add a default value for ro.zygote.

Also makes sure the correct init config file is
copied across.

Change-Id: I281d00dab17f780bda21bf3fbc35418df18dffb1
Merge "Add a default value for ro.zygote."
cortex-a7 supports div

(cherry picked from commit cece45d22652ca0d8a57a6cb03c5ca2a915a9a07)

Change-Id: I9975171ef2c2cd3a9481fa0896473fec684095f3
Merge "cortex-a7 supports div"
auto-merger: merge in from aosp/master