The Mute attribute was not set in SongNote2014.parseNoteMask
Merge pull request #186 from fholger/mutefix

Fret hand mutes on single notes are not correctly loaded
Start implementation of low tuning bass fix feature
Finish implementation of Low tuning bass fix. Add delete source file feature
Merge from upstream/master
Cleanup code and add button disable/enable while process is running
Fix Enabled = false for low tuning fix button after canceling file dialogs
Merge pull request #187 from zerkz/FEATURE/low-tuning-bass-fix

FEATURE: Low Tuning Bass Fix featuer in DLC Packer/Unpacker Tab