import intellidemand from Faux's kernel source
added wheatley governor

Conflicts:

	drivers/cpufreq/Kconfig
	drivers/cpufreq/Makefile

Change-Id: Idbd0f7399c709c356367134c07a5ae32342ffbee
add smartmax governor, thx MAXWEN
Defconfig: Enable Intelli, Smartmax, Wheatley