Dev:Roadmap/Speed

[DONE] Reworked transformation stack
[DONE] Get rid of excessive triangulation for shapes/outlines
[DONE] Optimize Bitmaps
(TODO) Get rid of tiled rendering
<IN-PROGRESS> OpenGL rendering
(TODO) Optimize Distortions
- 4-point Distort
- Noise Distort
- Spherize
- Curve Warp
- Twirl
(TODO) Layer tree parallelization (?)
(TODO) Adaptive subdivision for splines - http://antigrain.com/research/adaptive_bezier/ - ???
(TODO) Optimize Gradient Noise
(TODO) Optimize Blur
(TODO) Frame cache (?)