* Fix unit usages
* Add node and parameter doc comments
* Fix the parameters panel for the 'Line' node when added from the graph
* Clean up nodes
* Fix tests
* Update the demo artwork
* replace rustybuzz with parley for text layout handling
change text input direction based on text direction
* Code review
* change default character spacing to 0
* add shear to text node
this also adds migration code for documents that don't have shear
* shear migration for text node
- add shear property
- set character spacing to 0
* use old max_width and max_height in text migration if available
* Final code review pass
* Add units to the parameters
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Co-authored-by: Keavon Chambers <keavon@keavon.com>
* move `trait AsU32` from `gcore::vector::misc` to `gcore`
* move blending and gradient to their own modules
* fix unused warnings
* move `Quad`, `Rect` and `BBox` to `gcore::math`
* extract `ReferencePoint` and transform nodes from `transform`
* move color-related code to `mod color`
* fix unused warning in test code
* move blending-related nodes and code to `mod blending_nodes`
* move ClickTarget code to `mod vector::click_target`
Firestar99