Build 32

- heating up the ball makes it bounce up and get red hot.
- electrons now die upon hitting grass, this seems fitting.
- starting the game now gives you a selection menu to load the main sandbox or the debug room.
- added sandbox 2
- added the cake object to sandbox 2
- added ash (generated through object interactions)
- added nanites object to sandbox 2
- added salt object to sandbox 2
- added rainbow fire for fire on salt collision
- added salty water and salty jello
- added rusted nanite
- made gold a pickable spawnable object for sandbox 2
- made gold meltable
- made the cake squishable by gold
- added interactions for cake and whipped cream (squished cake object) with the stick figure
- added interactions for the gold and liquid gold objects with the stick figure object
- gold can now coat whipped cream and cake in a layer of gold which will change the cakes/whipped creams interactions
- added spawners for ash, gold, and salt
- added save to sandbox 2