Big update and lots of stuff

General things:

- you can now make mods, but only for the title screen at the moment

Survival updates:

- fixed bugs

- Your player character´s shadow now actually holds the weapon instead of it floating infront of them

- added cuboid boss

- added pirate boss

- added underwater temple structure

- added 14 new items

- added 1 new biome

- World now goes into a second phase thing after defeating the Cuboid Boss

- fixed a bug where projectiles from the pirate boss didnt move

- fixed a bug where projectiles from Jungle enemies didnt move

- reduced Gripos damage from 18 to 12

- fixed Moserat AI

- fixed Gegner AI

- fixed Worm AI (although they sometimes die for no reason)

- fixed a bug where you would get 1 extra item if you picked up an item with a quantity 1 less than its stack limit

- fixed a bug where crafting would take all items instead of only from one slot

- Weapons can now shoot again

- Arrows can no longer hurt the shooter

- added multiple save support

- you can now hold shift to drag an entire Stack into a chest

- added Difficulty setting as a World Setting (only one difficulty per world)

- UI is undergoing changes, it is going to be more like the World Selection and creation screen

- changed resources so they now give more than they used to (yay less grind)

- you can now drag items out of the inventory to drop them

- fixed misc. inventory bugs

- you can now drag an item from a chest into your inventory (woopity scooble omg so high tech advanced omagawdddrrrrrrrrr)