Update intellidemand to v5.5

All credits to it's creator, faux 123. See https://github.com/faux123/Nexus_5/commits/2dcf6389155a2621b7d32b8bbf4e56568e17a48b/drivers/cpufreq/cpufreq_intellidemand.c
Update intelliactive @ intelliactive: rework input register/unregister

All credits to it's creator, faux 123. See https://github.com/faux123/Nexus_5/blob/dfb45655f3c8747657e78c0e4adccf35e18421ae/drivers/cpufreq/cpufreq_intelliactive.c