Completely ported the sceMp3 module to the new java MP3 decoder.

git-svn-id: http://jpcsp.googlecode.com/svn/trunk@3620 4ab978e6-3352-0410-996c-0b42db0051c8
Avoid DEBUG logs when pausing the emulator.

git-svn-id: http://jpcsp.googlecode.com/svn/trunk@3621 4ab978e6-3352-0410-996c-0b42db0051c8