Drienn/GameYob — pull request #6 by Nebuleon (2013-03-13 03:57:12+00:00)
Title: Emulation correctness: Part 1, audio registers

Summary:
* Handle shutting down the audio processing unit correctly with regard to register reads and writes.
* Handle shutting down the audio processing unit correctly with regard to register clearing.
* Read registers in FF10..FF25 with some permanently set bits.