golden: import UHID

Found on GT-P3110_JB_Opensource_Update1 from http://opensource.samsung.com

Also add missing UHID Documentation & Sample.
misc: Clean up warnings

Signed-off-by: cocafe <cocafehj@gmail.com>
fixed warning in decompressor
Fix "include/linux/moduleparam.h" Warning
Fix warning: "RESET_PRIMARY_SENSOR" / "RESET_SECONDARY_SENSOR" redefined
usecase_gov: disable usecase governor if DVFS_LIMIT is not set

Thx to @cocafe , @Meticulus and @jri14
Fix "init/main.c" Warning
Fix "arch/arm/mach-ux500/clock.c" Warning
Fix "arch/arm/kernel/process.c" Warning
Fix "drivers/usb/musb/musb_" Warning [-Wdeprecated-declarations]
fix: Shutdown/reboot sequence in kernel not ROM.

-Falsely report mmcblk0p9 as mounted ro in /proc/mounts, when
in fact is it mounted as rw...

-This should replace this patch
https://github.com/Team-Exhibit/beanstalk_system_core/commit/b8f2329d4642f76e679fe9f340e97ff49923aa6c