[WIP] render 3D meshes in SVG (the core of it)
- FIX mesh rotation
- FIX OBJ parser
- ADD triangle rendering
- display triangle faces
- create point light model
- compute per-face normal (rather than vertex normal + interpolation like in "regular tessalation")
- find a CSS colors lookup to have actual values of CSS colors
- write a light color blending model
- sort faces by distance to camera
- render