Version 4.1.0

• Support for staves ordered by scoreDef
• Support for rend@letterspacing and syl@letterspacing in MEI vu
• Support for nc@loc
• Support for note@head.color
• Support for note@head.fill with @headshape="diammond"
• Support for staffDef@oct.default
• Improved metadata in the Humdrum importer (@gregchapman-dev)
• Improved layout with labels in verses
• Fix validity of the MEI header output in MEI Basic
• Fix for the Java binding and cocoaPods