Minor QOL changes to smelting functions.
You can now--
Use the following as fuel: stone sword, stone axe, stone pickaxe, stone hoe, stone shovel
Smelt the following for an iron nugget: sheild, activator rail, detector rail, rail, piston, lantern, soul landern, stonecutter, tripwire hook, flint and steel, smithing table, bucket, shears, chain, iron bars, heavy weighted pressure plate
Smelt the following for an iron ingot: minecart, iron door, cauldron, compass, blast furnace, iron trapdoor
Smelt the following for a gold nugget: light weighted pressure plate, powered rail