Node

• [Blend] Add position property.

Bugs

• Fix keyframe evaluation error.
• [TextBox, TextArea] Fix widget not sending update when holding a key.
• [TextBox] Fix cursor does not show up when the textbox is empty.
• [Stack] Fix alpha blending error.
• [Line] Fix line jumping in path mode.
• [3D rotation] Fix angle unit can’t be adjusted and doesn’t apply when connecting with other junctions.
• [MK rain] Fix rain speed can drop to zero (which causes the rain to stop).
• [MK rain] Add speed extension property (increase the speed of the droplet by increasing path length).
• [3D extrude] Fix error when inputting non-8RGBA surface.
• [Export] Add .apng support.
• [Export] Add quality setting for .mp4 format.