Changes for 1.5.21
- Fixed changing Diagram.scale causing an error for some values of Diagram.contentAlignment.
- Improved the TextEditingTool to scroll the edited TextBlock into view, not the whole Part holding the TextBlock.
- Fixed Model.setKeyForNodeData to update link data references (regression) in GraphLinksModels.
- Fixed an aspect-ratio issue when using Diagram.makeSVG with Pictures. Fixed a related issue when using Picture.sourcerect with Diagram.makeSVG.