shared libraries for mod music based on ModPlug

 Module files (MOD music, tracker music) are a family of music file
 formats originating from the MOD file format on Amiga systems used in
 late 1980s.
 .
 This is a library based on the mod music rendering code from ModPlug,
 a popular Windows mod player written by Olivier Lapicque, found at
 http://www.modplug.com.