Apply Cortex-A15 optimizations for Krait

Previous patch just takes care of Denver, we'd like our Krait to get the same treatment :)

Signed-off-by: arter97 <qkrwngud825@gmail.com>

Conflicts:
	core/combo/arch/arm/armv7-a-neon.mk
build: Fix QCOM_BSP_LEGACY cflags

Change-Id: I880f32892d9e082e3ba92878414f3cb3c6f08066
Fix QCOM_BSP_LEGACY

Checks in the Android.mk files do not enable the cflags for .h
files, causing a build that crashes constantly.

Change-Id: I315c760488445629fda860ba70066417c7d68b8b