Improved native memory handling in Xuggler.

Added proper support for mono Atrac3+ audio.

Fixed a small issue in sceUtility.

Attempted a fix for an issue with strlen sequence in Allegrex native code.

Applied small changes to ControlsGUI.

git-svn-id: http://jpcsp.googlecode.com/svn/trunk@3433 4ab978e6-3352-0410-996c-0b42db0051c8