Patch v12.23 — The Sapling Steam update #23034

Completely refactored how plant and animal color is processed, leading to fixes like: * Dragged body parts no longer have the 'error' color (bright pink) * Dragged leaves take the color of the plant they are about to be attached to * When dragging the color pickers, the color of the animal changes in real-time, to the correct colors * When the animal has no secondary color, the secondary color pickers are now disabled * Billboards (for optimization) now take on the color of the bark instead of the main color of the plant * Animals that are hurt flash red again Improved UI for the 'allowed color' mechanic: * Replaced the weird '4 boxes' light color picker with regular sliders in the planet editor * There's now a small 'randomize light color' button in the planet editor * You can no longer place alga and plants if the color is not allowed, for example when you got them from the archive * A...