DDC related update

*Sustains are on by default
*Clear list after successful DD generation
*DDC v1.6
Fixed phrase label.
Final fix for NoPreview, DDC Folder save changes, bgged for now
Hot fix for audio files, now all works, tested
Enable automatic tone setup again.
Template option to disable tone overrides and load from chart.
Rebase and make overrides work in packer and autoload in GUI.
Connect autoload option to GUI control.