msm8660: Use CM PowerHAL on 8660

 * New PowerHAL is untested on 8660.

Change-Id: I4853d9b0b9e3f96722846a9d4eabf15246dd54ae
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_msm8660-common into kitkat