v1.0.0-b20

New features

• Two new (alpha-quality) processes ; please test them and report ideas, bugs, etc :
  • Color gradient. Double-click to add points, right-click to remove a point, left-click on the top of a point to change its color. See #468
  • 2D spline. Double-click to add points. Currently, the output is scaled between (0; 0) and (1; 1). See #459

Bugfixes

#479