Log Message:
Update to 0.90:

2007-09-02
Powermanga 0.90
- the sounds were updated to replace non-free sounds
- joystick support was added
- scale2x, scale3x, and scale4x effects were added
- the order text was changed to support both plain text and keystrokes file
- the source code files were renamed
- the code was considerably cleaned up and rewritten
- comments and variables were translated to the English language
- all C++ code was removed and the remaining code was made to conform with C99
- the license was changed to the GPLv3
- resources files were renamed
- volume control was added
- GP2X and PSP patches were merged
- the high-score file format was changed

2006-03-27
Powermanga 0.80
- compile with GCC 4.0.3
- fix palette conversion in 16 bits RGB color mode (non-IA32 architecture)
- add config file
- add french language support
- various bugs fixes
- compile, run, and test the project on AMD64 (Ubuntu Dapper Drake)
- compile, run, and test the project on Win32 (Patrice Duhamel)
- upload the source code on CVS (http://sourceforge.net/projects/powermanga/)