0.5: Krusty Krab-ominations

ADDITIONS:

• Added Mirelurks and Mirelurk Hatchlings
• Added Mirelurk Nests (Can be found in beaches, swamps, and mangroves)
• Added the Flooded Factory (Can be found in swamps and mangroves)
• Added abandoned cars and buses
• Added 2 new weapons: The Pole Hook and the Mirelurk Claw Gauntlet
• Added the canteen (equivalent to 4 water bottles)

CHANGES:

• the radiation system now desaturates the screen at higher rad levels
• reworked the water purifier system so it's not a carbon copy of the furnace

FIXES:

• crafting recipes are now unlocked by default