A number of minor improvements to the demo. [list] [*] Fixes problem where it was hard to tell if a snowcrab is holding an orb while walking left [*] Fixes issue with final snowcrab puzzle Fixes problem where undo/redo could cause snowcrabs to double-trigger the elevator a single time, changing its direction unexpectedly [*] Makes colors fully customizable, improvements to all menu UI [*] Adds a UI for replaying old puzzles (esc -> load checkpoint now lets you visually pick a checkpoint) [*] Added new hub world graphics, added new town hall, decorated biome areas to match their biomes [*] Added new hub world animations to call attention to gates and portals that have been unlocked [*] Added new portal graphics [*] Added butterflies to forest [*] Added butterfly tutorial for first puzzle [*] Added undo redo tutorial [*] Removed halo toggle [*] Fixes visual problem with the new default controller glyphs from Steam [*] Adds new color change spinner graphics and animations Cleaned up dialogue transition to the second biome, dialogue can now happen in the hub world, branching [*] behind the scenes as needed [*] Busy wait instead of sleep if below min stable frame time [*] Some mild optimizations (stats not calcualted unless requested, some matrix math optimized) [*] Improves the undo system debounce [*] Flashes player brightness to call attention to color changes [*] Fixes flash on game start up, especially in big picture mode [*] More work on puzzles that aren't included in the demo [*] More narrative work that isn't included in the demo [/list]