build: Enabled build kernel and copy binaries.

copy zImage-dtb and ko drivers to device/hardkernel/odroidxu3/drivers

Change-Id: I6797446137010a65cb4d59f40236d73c8ace500c
build: Modified build script to add build for Wi-Fi #4.

Change-Id: Ic0243ecb23a91960cb128b386fa6b1675451fea9