Merge Samsung release N9005XXUFNF4 (Update 8)

Change-Id: I36dd5d2d17648c3e9b33757f5659f5a59866e79e

Conflicts:
	arch/arm/kernel/smp.c
	arch/arm/mach-msm/Kconfig
	drivers/input/keyboard/gpio_keys.c
	drivers/media/isdbt/Makefile

Includes revert of this
ARM: smp: BUG() if smp_send_reschedule() is called for an offline cpu
https://github.com/temasek/android_kernel_samsung_hlte/commit/45682cf04d8f42ac245b70355689cbf0b27c17a9

Patchset: 1
http://review.cyanogenmod.org/#/c/68869/

Conflicts:
	arch/arm/configs/msm8974_sec_defconfig
isdbt: Fix the build

 * "make mrproper" failed due to missing files.

Change-Id: I604d3e8fcc029b05a86438b0eb0540ad8fab87aa
Build v3.98.1 EXP3