Missing Smelting [Obsolete]

V1.1

Added Smelting Recipe for 
Rotten Flesh to Leather
Skeleton Skull to Bone
Creeper Head to Gunpowder
Red Mushroom Block to Red Mushroom
Brown Mushroom Block for Brown Mushroom
Leather Armor (ALL Armor Pieces) to Leather
Leather Horse Armor to Leather
Zombie Head to Rotten Flesh
Player Head to Rotten Flesh
Rabbit and Mushroom Stews to Suspicious Stew
Water Bucket to Bucket
Written Book to Book and Quill
Bucket to Iron Nugget

Note this is for Forge Only
And Only for 1.16.5