Enabled intelliactive governor.
Added cpufreq_slim governor.
Added io_is_busy parameter for cpu governors.
Added hp_io_is_busy parameter for hotplug governors.
Fixed io_is_busy, hp_io_is_busy storing value.
Update from Dorimanx Ramdisk. Thanks to @Dorimanx
Allow hotplug_suspend function also for mpdecision hotplug.