M C Squared

-New pack icon.
-Made square: chat buttons, Smoker, Furnace, Piston, Dried Ghast, destroy effect, some roots, Llama Carpet designs, Glazed Terracotta, Bone Block, Azalea, Golden Dandelion, Prismarine, Cobbled Deepslate, Beds, Redstone Block, Sandstone, Soul Sand, End Stone, Netherrack, Quartz, and Prismarine Bricks; Owllemons, and Orb Paintings; baby Squids, Pandas, Armadillo; and Breath of the Nautilus and Dolphin's Grace effect icons.
-Made more square: GUI Goat Horn, Coal, Charcoal, some Dyes, Raw Gold, Structure Void, Experience Orb icon in Enchanting Table GUI, Emerald, Chorus Flower, and Harnesses, and Slowness and Conduit Power effect icons.
-Improved in other ways: diagonal Rails, Structure Blocks, Fletching Table, Pot, TNT top, GUI Sniffer Egg, Beef, Baked Potato, GUI Nautilus Shell, and moon phases, and Baroque, and Cotan Paintings.