sync versions LRB YM
Make it possible to reuse segments
+ include "NaN" in Point serialization
restore initial points visualization
Add filter curve & dot (glyph)
Merge branch 'fix_#31' of https://github.com/byte-foundry/prototypo
improve point visualization and bind-once colors
debug curves
Merge branch 'fix_#31' of https://github.com/byte-foundry/prototypo
serif-bottom-right V0.9

add all functions serif-bottom-right
  + add ‘serif terminal curve’ slider

modif. curve funxtion