g2: disable gentle fair sleepers for beter UI response

Change-Id: I2d1464f2ce46f876139e34e42d415bb50efbe978
msm8974: Enable CPU boost hints

 * Massively improve the user experience and eliminate ALL the
   jank when scrolling.

Change-Id: I0e47e79a79fbbef70c7adf9d1663ecc617e5eeec
Merge "msm8974: Enable CPU boost hints" into kk44
Merge "g2: disable gentle fair sleepers for beter UI response" into kk44