sdk:enable emulator to launch in build environment

Recent changes in emulator requires advancedFeatures.ini,
encryptionkey.img and new kernels (such as 3.18) at OUT directory
so emulator can find them.

This CL set those up as part of the build process.

Change-Id: Ib3b7c4c48a22cecb44255e643402fd1c37797522
Merged-In: Ib3b7c4c48a22cecb44255e643402fd1c37797522
4 files changed