Fast Compiler

Change-Id: I0218acc3ee9843ad5c6b61231f19174d4ce27eb0

Conflicts:
	Makefile

	modified:   Makefile added -Ofast compiler; and removed "-fno-pic"
	modified:   drivers/staging/rtl8187se/Makefile fast compiler
	modified:   drivers/staging/rtl8192e/Makefile fast compiler
	modified:   drivers/staging/rtl8192u/Makefile fast compiler
	modified:   drivers/staging/rtl8192u/ieee80211/Makefile faster compiler
	modified:   lib/raid6/test/Makefile fast compiler
	modified:   tools/firewire/Makefile fast compiler
	modified:   tools/virtio/Makefile fast compiler
	modified:   arch/arm/configs/custom_t0lte_defcofig building exfat into kernel; set SIO io sched as default commented out cfq/noop io scheduler
	modified:   Makefile -Ofast compiler, removed "-fno-pic"
building exfat into kernel, selinux=permissive [slim team], set sio io sched as default, commented out cfq and noop io schedulers
	modified:   build.sh using gcc-4.7 toolchain again