Revert "Compile for Cortex-A15 since Krait is more a15 than a9 - testing at the moment."

This reverts commit 398bd51fb3a2f3818c48649609abf094b12be767.
fix gcc4.7 compile

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:

	arch/arm/boot/compressed/Makefile
Makefile: Added Snapdragon optimizations

Conflicts:

	Makefile
Makefile: Optimizing build-options for linaro
Add neon fpu option and cortex-a9 cpu flags

Change-Id: Ie2b97567d8d034a9c5d15e455b7badd4878401ab
Signed-off-by: Josue Rivera <prbassplayer@gmail.com>