SL4A WakeLockFacade

A facade exposing some of the functionality of the PowerManager, in particular wake locks.

wakeLockAcquireBright	Acquires a bright wake lock (CPU on, screen bright).
wakeLockAcquireDim	Acquires a dim wake lock (CPU on, screen dim).
wakeLockAcquireFull	Acquires a full wake lock (CPU on, screen bright, keyboard bright).
wakeLockAcquirePartial	Acquires a partial wake lock (CPU on).
wakeLockRelease	Releases the wake lock.