2 Small Additions

Added support for blend modes for sprites, can be enabled by defining "blend" in the same {} as the source, can be either "add", "sub", "mult" or "mix" (default), ({"blend": "add"})
Added the secondary layer order and overlay clouds to the theme changer ("overlay_clouds": 0, "second_layer_order": 0),

Fixes

Fixed landing sfxs not playing when invincible
Fixed the jump states not working correctly, for player animations
Adjusted angry suns position to not be blocked by the HUD anymore
Fixed the angry sun not having a proper death animation
Fixed the invisible ? block not having a visible editor icon
Removed the "second layer offset" value in base levels, since its no longer wanted.
Fixed the looping of songs using the "Hurry" version, instead of the intended version
Made scroll bars textures, replacable
fixed the setting menu icon being cutoff by a single pixel (lmao)
lava embers, now have a proper, replacable texture, and json
Checkboxes, and button icons are now replacable
Allowed level icons to have jsons, that can be modified by resource packs
Allowed resource pack .wav files, to be looped
Smoke particles now have a json file, and replacable texture
Updated credit icons
Fixes to the achievement icons, and marathon icons
Fixed pasted gizmos not being connected correctly
Fans now have the same strength, no matter how close to the center you are
Fixed being able to stand on death blocks
Fixed 8-4's bowser's death animation being treated as "fake"