Additions
Steam achievements!
Added controller support.
Added rotating swapper introduction levels.
Added arcade, blaze, Julia, Mandelbrot, and apotheosis palettes
Added credits roll at end of game
Changes
Reordered levels in several worlds
Redesigned IX-1-1, IX-3-1, IX-D, V-*
Replaced X-1-2, X-1-3, X-A with new levels.
Can no longer win a level with an infinite loop
Infinite loop now undoes to last action instead of restarting level
Updated levels XV-1-6, XV-1-8, XV-1-11, XV-1-14, IV-1-3
Changed XIV-C, XV-11
Can now interrupt long action sequences with an undo or reset
The 'infinite loop' animation now shows the loop for slightly longer before completing
Worlds XI-XV now have palette unlocks (all palettes are now unlockable)
Bugfixes
New world unlock animation no longer plays after completing world X
'Next world' button no longer plays after completing world X
Secret unlock visual effect now plays correctly
Switching menus after unlocking a new world no longer replays animation
Fixed visual bug where it was possible to hover a tile outside of the grid
Circular gravity cargo can no longer be misaligned from circle goals
Swapping two sync pads no longer deletes their contents
Palettes unlocked by default no longer become locked upon saving
Can no longer undo into an infinite loop step
Interrupted animations no longer cause items to appear strangely scaled/angled
Palette unlocks now update correctly
Fixed cursor display issues with new palettes
Palettes now reset correctly when closing game
Achievements now unlock correctly