changes needed for linaro toolchain
Makefile: set ifdef for modules optimization
scripts: remove localversion "+" from kernel version strings
overclock support until 1804 MHz and slightly undervolt

* added 518 Mhz. Thx Honeyx and hurtsky also
cpufreq: CPU Voltage Control (VDD sysfs interface)
cpufreq: added lulzactive and smartassV2 governor

* reorder the position of governors also..
block: added sio scheduler
added own defconfig for compilation