Adds support for free-form Nodes.
Features
- Added support for free-form Nodes - A FreeFormNode collects all points from the mouse or from touch input and displays them as node's outline.
- Export Images - You can now create a static image representing the current diagram using the CreateImage method.
- Miscellaneous
- Radial menu in UWP no longer changes selection.
- Added the abililty to set WhileModifying flag in TriggerRerouting to route links while nodes are being dragged.
