Nuclearium

• Added a guide book, that has a nice bugged text in it
• Added texture for the big fission tube
• Added recipe for the bullet mechanism
• Added smelting recipe for ore blocks
• The player now gets all recipes at the start
• Higher ore spawnrates
• Separate textures for chemicals

Known issues:

• Explosion smoke not showing sometimes
• Broken uranium glass doesn't have any use yet
• Chemist villager is temporarily using the mason's texture
• No model for the chemistry table, large bomb and huge bomb (only an error text inspired from source engine)