Add Graphics boost

Conflicts:
	arch/arm/mach-msm/include/mach/kgsl.h
	drivers/cpufreq/cpufreq_ondemand.c
	drivers/gpu/msm/kgsl_pwrctrl.c
Revert "Add Graphics boost"

This reverts commit 7f8cf4ade8de9ca59fad1590cad899247bf8d2e6.
decrease max GPU OC to 533 MHz
3D performance is worse at 550 MHz than it is at 500. Hopefully 533 MHz will fix that.