CPU: Update mpdecision

Update CPU: Add mpdecision to build

Thanks and credit mrg666

https://github.com/HTCCM10/android_kernel_htc_msm8660/commit/cf1ad8ffe19308eda2c16d09361ba286095cee47

msm_mpdecision: fixes and cleanup
https://github.com/mrg666/android_kernel_shooter/commit/671350a445c5da0422345d8c879b62ed255e1ac0

msm_mpdecision: start in disabled state
https://github.com/mrg666/android_kernel_shooter/commit/4d1636b66ef1cfd0da1abdfe1daab546ecc15115

msm_mpdecision: make scroff_single_core sysfs parameter functional
https://github.com/mrg666/android_kernel_shooter/commit/f99d37a50fbc0af2660c4b60904d023aedf38ab2

msm_mpdecision: simplify the workqueue, eliminate redundant calls
https://github.com/mrg666/android_kernel_shooter/commit/27557e8be57d1e85447ee092bb5914910864fbe6

msm_mpdecision: fix a bug introduced in one of previous commits
https://github.com/mrg666/android_kernel_shooter/commit/900efed0f51de27044f823e7e09e6e91d0e6bde4

msm_mpdecision: more optimizations
https://github.com/mrg666/android_kernel_shooter/commit/6ab83170ca5511a1eaeb38ab1a678f3c900766a0