RealCore

Core mod required for any mod in the RealMods library.

Adds in 12 metals (3 alloys and 9 ores) for use in other mods RealMods. 

Adds ore gen for the new 9 ores. Configurable in the config file.

New Metals include:

• Aluminum
• Brass (Zinc and Copper alloy)
• Bronze (Tin and Copper alloy)
• Copper
• Gadolinium
• Fenigd (Iron, Nickel, Gadolinium alloy)
• Lead
• Nickel
• Platinum
• Silver
• Tin
• Zinc