jemlte: releasetools handled in bowser-common
jemlte: remove common overlay items
Merge https://github.com/KFire-Android/android_device_amazon_jemlte into kitkat
also track cm's kernel

Change-Id: Ie505381f9552675822e66b43f9d1931281eb147a
Merge pull request #2 from elibl/kitkat

merge cm + track cm's kernel