Pixel's Expanded Ores

Adds new ores to the game and also some extra items.
As of now, the added items are:
-Energium Powder;
-Energium Ingot;
-Energium Ore;
-Energium Armor Set;
-Energium Bolt;
-Energium Sword;
-Energium Pickaxe;
-Energium Axe;
-Energium Shovel;
-Energium Hoe;
-Fire Staff;
-Wither's Staff.
More to come later!