Disable roaming
build date
core: main: remove all the spam about including make files

Change-Id: Ifd2ef0e239d16b169c572472416c2c31df62a367
Make cpu-specific optimizations simpler, smarter, and more compatible with CM

infer what we use TARGET_ARCH_VARIANT_CPU for form TARGET_CPU_VARIANT
if TARGET_ARCH_VARIANT_CPU is undefined (as is the case with a virgin CM
device tree.
(based on 720710b - build: Cleanup CPU-specific optimizations (4 weeks ago) <Steve Kondik>)

assume some things are always true, and remove vestigial variables

Change-Id: I7e5c5809b1dc3f19e99cb153461876077b237345

Conflicts:
	core/combo/arch/arm/armv7-a-neon.mk
	core/combo/arch/arm/armv7-a.mk

Conflicts:
	core/combo/arch/arm/armv7-a-neon.mk
Remove some stuff 4.4 style
Remove some missed stuff
build only mako specific audio files package
Psx is using kitkat audio package now so comment out this
Revert: PSX optimizations and use Purity