Revert "Changes for compiling with gcc 4.8"

This reverts commit ddfd713494384ab9853891728ca0b729ea172cf5.
Revert "Update source for gcc 4.8 and add -o3 build"

This reverts commit a39f647d031cf7cc9a5b99bc9bb8badceb748fcd.

Conflicts:

	Makefile
Switch to Linaro, credits to Albinoman887 and ktoonsez

Conflicts:

	Makefile
	arch/arm/configs/jf_brood_defconfig
	build_clean
	build_dirty

Conflicts:
	arch/arm/mach-msm/Makefile