Merge fixes

Change-Id: Ie4de064e7e48bffd489962020e28aa80721883be
Revert "cpufreq: interactive: Add target_loads_down freq selection"

This reverts commit 2906c945211377f7be1d23a0a32a21783b2fcc4b.

Change-Id: I703e8bf0b28de48c7cdf766cd7e9dc9d69331f83
Add frandom

Change-Id: Ibff6ffb617695d2b007f93fb42a5041e1c880e4b
exfat: update to 1.2.9

Change-Id: Ie292233a4d379cbf18581d33c55179630a76164d
Merge remote-tracking branch 'upstream/kitkat' into kitkat