blu_active: Remove input logic, Check actual freq before set new freq, Exercise hispeed settings at a policy level

Signed-off-by: engstk <eng.stk@sapo.pt>
defconfig: sync with CM12

* Disable unused stuff
* Enable HIDRAW for wiimote pairing support
* Significantly improve latencies while leaving debug and logging intact

Signed-off-by: engstk <eng.stk@sapo.pt>
cpufreq: cpu-boost: Add cpu-boost driver

Signed-off-by: engstk <eng.stk@sapo.pt>