FX v4.0.0

Changelog:

• [Feature] Add a new effect - Color Outline
• Three Sheer Rotation
  • [Improvement] Preview is now closely resembling the default Aseprite preview
  • [Fix] Preview is now rendering layers in the correct order
  • [Fix] Disable the option in the menu if there are no cels selected
• Neon
  • [Fix] Correctly select masks for the color blur layers on all operating systems