intellidemand: minor clean up and tailor for APQ8064 devices

Signed-off-by: Paul Reioux <reioux@gmail.com>
intellidemand minor cleanup
board-mako: remove obsolete intellidemand 4.x code

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	arch/arm/mach-msm/lge/mako/board-mako.c
removed some intellidemand config