hammerhead: Enable MPDecision by default

disable intelliplug on boot

Change-Id: I53f3b526843648200bfe60f092485134005d723e
hammerhead: Set permissions on sched_mc_power_savings, eco_mode_active, touch_boost_active node

Change-Id: Ib2d039983f7dd26d2d209d2d92ac9f2501be7879