more nodes and some compatibility fixes

+ ConnectAll2d
+ Differential (Spreads)
+ Transform (Transform 2d)
+ GridSegment (DX9)
+ AspectRatio (Transform)
+ Simplex (2d/3d/4d)
+ MonoFlop (Animation)
+ Trapeze (Transform)
* CircularSpreads: completely spreadable
* Blend: + multiply mode
* I: completely spreadable + phase
* LinearSpreads: completely spreadable