COWON A2 Media Player Firmware 1.91

Fixes:
- Improved on MP3 decoder engine 
Fixed the error that does not play MP3 files encoded with VBR.
- Improved Musepack decoder engine and fixed the error to extract Musepack audio Meta information
- Add Musepack file extensions 
Support mp+ and mpp (Capital or small letters will work equally)
The compatible file extensions include: mpc, mp+ and mpp.
- Support to English word wrap in Text Viewer 
If you set the language menu as Hebrew or Arab, it is not compatible.
- Support to move by page (%) 
You can move per % by pressing B button in Text Viewer.
[Settings]-[Go to]
You can move per 5 %.
- Improved to recognize subtitles
Fixed the error that does not recognize some subtitles according to encoding process
- Fixed the error of multi tasking in Picture Viewer
Fixed the error to get noise on the screen by pressing 'C' button long when viewing pictures and playing music files at the same time
- Improved on playing Ogg Vorbis files
Fixed the error that can not play some OGG Vorbis files because of Parser error