Wake Gestures: option to disable volume buttons launch camera in landscape

Conflicts:
	drivers/i2c/chips/CwMcuSensor.c
	drivers/input/touchscreen/synaptics_3k.c
lets make this a config option to easily enable/disable it
THIS is the cflag you are looking for...
Add config option to enable/disable Link time optimization
Actually add the options to enable/disable graphite and link time optimization
Add option to enable experimental optimizations that may improve performance
but may also break lots of things