- documentation updates
- PlotItem informs all items when switching to log mode
- GradientEditorItem has sigGradientChangeFinished
- ParameterTree list types check linits on initialization
- Fixed RuntimeError in TreeWidget.clear()
- optional context menu for ImageItem
- inverted y-axis in Canvas (+y now points upward)
- extra __init__ arguments for Dock
- Transform can be constructed from Matrix4x4
- many others