20240202

• Add a tab under Quick Convert for conversion of CH files between folder and .sng, plus audio reencoding
• Fix an error in the format of generated Clone Hero .sng files
  • Created files happened to work in CH but would break Chorus Encore processing
  • Previously created files can be fixed by running through the above CH Quick Convert tab
• Fix a few audio processing bugs when importing from GH2 (360) and Neversoft GH
• Process Neversoft PS2 .HED files more correctly