Bug 957526: add emulator-kk and emulator-x86-kk

Change-Id: I49d14ae518a21ccc355b8641e994bc118eb89e59
Merge pull request #129 from vicamo/bugzilla/957526/emulator-kitkat

Bug 957526: add emulator-kk and emulator-x86-kk. r=mwu
use local aosp mirror

Change-Id: I9d43700cff3b1678830adf8c2906748424f17138